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Evolutionary explanation for why some lessons more easily learned than others

Researchers uncover the evolutionary roots of animals' ability to quickly absorb critical life lessons, a phenomenon known as the Garcia Effect. The study found that statistical reliability across generations determines what animals can learn and what they can't, with different environments favoring specific associations.

SourceUniversity of Minnesota·JournalProceedings of the National Academy of Sciences·DateAug 4, 2014

Learning early in life may help keep brain cells alive

A recent Rutgers University study published in Frontiers in Neuroscience found that young rats who mastered a learning task had newborn brain cells survive for longer periods. The study suggests that learning helps keep brain cells alive and could impact how the brain functions after puberty.

SourceRutgers University·JournalFrontiers in Neuroscience·DateMay 27, 2014

Motor cortex shown to play active role in learning movement patterns

Researchers discovered that motor cortex actively participates in learning new motor movements, revealing a more complex process than previously thought. The study found that different patterns of activity in the motor cortex accompany similar movements after learning, suggesting a crucial role in adapting to new actions.

SourceUniversity of California - San Diego·JournalNature·DateMay 4, 2014
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Cows are smarter when raised in pairs

A new study by University of British Columbia researchers found that dairy calves learn better when housed together, adapting faster to complex farm technologies. The 'pairing calves' approach reduces learning difficulties and improves task completion rates compared to individual housing.

SourceUniversity of British Columbia·JournalPLOS ONE·DateFeb 26, 2014

New ideas change your brain cells: UBC research

A new UBC study identifies a molecular change in the brain that occurs when we learn and remember. This biochemical modification is essential for producing changes in brain cell connectivity associated with learning and memory formation.

SourceUniversity of British Columbia·JournalNature Neuroscience·DateFeb 24, 2014

MIT researchers reveal how the brain keeps eyes on the prize

A new study from MIT suggests that dopamine signaling plays a crucial role in maintaining focus on long-term goals. The research reveals that the level of dopamine increases steadily throughout each trial, peaking as the animal approaches its goal, reflecting its distance from the reward.

SourceMassachusetts Institute of Technology·JournalNature·DateAug 4, 2013

Improving dogs' ability to detect explosives

Scientists at the University of Lincoln aim to develop generic training approaches for explosive detection dogs, enabling them to recognize specific group odors and learn from experience. The study's goal is to create a proof-of-principle method for teaching dogs to detect explosives more efficiently.

SourceUniversity of Lincoln·DateJul 30, 2013
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Owner to dog -- 'Just do it!'

Researchers found dogs can reproduce familiar and novel actions after different delays, even when distracted. The ability to imitate human actions suggests the presence of a specific type of long-term memory in dogs.

SourceSpringer·JournalAnimal Cognition·DateJul 16, 2013

Penn Medicine researchers discover link between fear and sound perception

Researchers found that fine emotional learning tasks produce greater learning specificity in mice, improving pitch discrimination abilities. The study established a link between emotions and perception of the world, with effects mediated by brain regions including the amygdala and auditory cortex.

SourceUniversity of Pennsylvania School of Medicine·JournalNature Neuroscience·DateJun 30, 2013

Pigeons peck for computerized treat

Researchers at the University of Iowa found that pigeons can learn and solve complex string tasks using computerized touch screens. The birds demonstrated accuracy rates of up to 90% in solving various string configurations.

SourceUniversity of Iowa·JournalAnimal Cognition·DateMay 29, 2013

Bumblebees use logic to find the best flowers

Bees copy each other when looking for nectar by watching colour patterns and learning from others' behaviour. This simple logic helps them avoid bitter-tasting flowers and optimise their search for energy-rich nectar.

SourceQueen Mary University of London·JournalCurrent Biology·DateApr 4, 2013
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Mapping blank spots in the cheeseboard maze

Researchers reveal that inhibitory interneuron circuits change their firing rates during map formation and flickering, playing a crucial role in learning. The study also shows that these changes are due to map-specific connections between pyramidal cells and interneurons.

SourceInstitute of Science and Technology Austria·JournalNeuron·DateMar 21, 2013

Linking insulin to learning

Harvard researchers show that insulin-like peptides play a crucial role in regulating learning and memory by fine-tuning neuronal activity. The study reveals a bidirectional regulation of learning, with some peptides inhibiting learning while others facilitate it.

SourceHarvard University·JournalNeuron·DateFeb 26, 2013

Alcoholic fly larvae need fix for learning

Research reveals that fly larvae fed alcohol-spiked food exhibit lasting changes in brain function, even after abstinence. This study provides insights into the neural mechanisms underlying ethanol dependence and its evolutionary roots.

SourceCell Press·JournalCurrent Biology·DateNov 29, 2012

Exposure to light at night may cause depression, learning issues

A new study suggests that chronic exposure to bright light at night can lead to depression-like behaviors, including decreased interest in sugar and pleasure seeking, and impaired cognitive function. Treatment with Prozac restored the mice's healthy moods and learning abilities.

SourceJohns Hopkins University·JournalNature·DateNov 14, 2012

Higher-math skills entwined with lower-order magnitude sense

Researchers found that human math abilities are connected to a primitive sense of magnitude, while animals rely on instincts. The study showed that people with better math skills can distinguish between smaller numbers.

SourceEmory Health Sciences·JournalProceedings of the National Academy of Sciences·DateOct 29, 2012
Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Study of 20,000 jumps shows how a hopping robot could conserve its energy

Researchers at Georgia Tech discovered that hopping robots can use a stutter jump to reduce energy consumption, with potential applications for future rescue and exploration robots. By analyzing nearly 20,000 jumps, the team found that taking a short hop before a big jump can allow robots to conserve power as much as ten-fold.

SourceGeorgia Institute of Technology·JournalPhysical Review Letters·DateOct 27, 2012

Singing mice show signs of learning

A new study reveals that male mice can learn to match the pitch of other males' ultrasonic serenades, exhibiting certain brain features similar to those found in humans and song-learning birds. The researchers also identified genes specific to vocal behavior in mouse brains, previously only found in songbirds and humans.

SourceDuke University·JournalPLOS ONE·DateOct 10, 2012

Most new pesticides have roots in natural substances

A new analysis found that over two-thirds of recently approved pesticide active ingredients have roots in natural substances. Scientists have discovered that biological and natural products-based pesticides are a rich source of new active ingredients.

SourceAmerican Chemical Society·JournalJournal of Natural Products·DateJun 27, 2012
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Research reveals power of the subconscious in human fear

New research by the University of Exeter suggests that our subconscious plays a significant role in how we respond to danger. Participants in the study showed a primitive response to fear-inducing stimuli, contradicting their conscious assessments of danger. This finding has implications for anxiety disorders and treatment.

SourceUniversity of Exeter·DateJan 17, 2012

Sea snails help scientists explore a possible way to enhance memory

Researchers at the University of Texas Health Science Center at Houston used Aplysia californica sea snails to test an innovative learning strategy that improved memory in the brain. The study identified optimal times for learning and showed a significant increase in memory when sessions were scheduled during these peak periods.

SourceUniversity of Texas Health Science Center at Houston·JournalNature Neuroscience·DateDec 25, 2011

2-dimensional learning

Researchers found that passive viewing of 2D images can lead to sustained changes in nerve cell connections, facilitating the expression of persistent hippocampal long-term depression. This discovery has implications for developing strategies to improve digital learning and reduce apathy towards traditional teaching methods.

SourceRuhr-University Bochum·JournalCerebral Cortex·DateSep 26, 2011
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

New neuronal circuits which control fear have been identified

Researchers have discovered distinct neuronal circuits within the central nucleus of the amygdala involved in acquisition and control of behavioral fear responses. The study found that specific inhibition cells play a key role in regulating fear behaviors.

SourceINSERM (Institut national de la santé et de la recherche médicale)·JournalNature·DateNov 10, 2010

I win, you lose: Brain imaging reveals how we learn from our competitors

A new study using brain imaging revealed how people learn from their competitors' successes and failures. The research found that players experienced neural activity in response to their competitor's unexpected failures, suggesting they learned to inhibit the actions leading to those failures.

SourceUniversity of Bristol·JournalNeuroImage·DateOct 13, 2010

Classroom canines stimulate children's love of literacy

Friesen's research found that her literacy dogs, Tango and Sparky, helped Grade 2 students overcome reading trepidation and develop a love for literature. The program improved children's reading behaviors, increased their confidence, and motivated them to read at home.

SourceUniversity of Alberta·JournalLanguage and Literacy·DateSep 30, 2010
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Birds and mammals share a common brain circuit for learning

Researchers at MIT and Hebrew University identified specific classes of neurons in songbirds that match those in mammalian basal ganglia. The study suggests that the same brain circuits underlie learning in both species, with implications for human biology and disorders like Parkinson's disease.

SourceMassachusetts Institute of Technology·DateMay 18, 2010

Tweet: Scientists decode songbird's genome

An international team of scientists has decoded the genome of a songbird, the Australian zebra finch, to understand the genetic basis of vocal learning. The analysis suggests that hundreds of genes are activated by singing or hearing songs, including non-coding RNAs that control gene expression.

SourceWashU Medicine·JournalNature·DateMar 31, 2010

Honeybee learning, invasive harlequin ladybirds, and more

A study by Amdam et al. found a positive correlation between honeybee associative learning performance and metabolic stress resilience, independent of social factors. The relationship suggests that central nervous system function and metabolic biology can be associated, providing insights into how to reduce human health disparities.

SourcePLOS·JournalPLOS ONE·DateMar 16, 2010

Ritalin boosts learning by increasing brain plasticity

Researchers found Ritalin enhances learning and focus by increasing brain plasticity and activity of dopamine receptors. The study showed Ritalin improves cognitive abilities in animals by strengthening communication between neurons.

SourceUniversity of California - San Francisco·JournalNature Neuroscience·DateMar 7, 2010
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Recent research on memory/learning

A recent study published in the Journal of Experimental Psychology reveals that people underconfidently assess their learning abilities but overconfidently predict their memory performance. The researchers found that individuals failed to account for improved learning outcomes following additional study and testing.

SourceWilliams College·JournalJournal of Experimental Psychology·DateMar 5, 2010

As in humans, sleep solidifies a bird's memories

Researchers found that sleep consolidates learning in starlings, a bird known for its vocal production and listening skills, mirroring human findings. The study replicates the sleep-dependent enhancement pattern observed in human studies, while also exploring the role of interference on learning.

SourceUniversity of Chicago Medical Center·DateJan 12, 2010

Caffeine doesn't reverse the negative cognitive impact of alcohol, study shows

A new study finds that consuming caffeinated 'alcohol-energy' drinks with alcohol may lead to impaired cognitive function and increased risk of disasters. Caffeine does not reverse the negative impact of alcohol on cognition, making people more likely to believe they are not intoxicated.

SourceAmerican Psychological Association·JournalBehavioral Neuroscience·DateDec 7, 2009
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Changes in brain chemicals mark shifts in infant learning

Neuroscientists have pinpointed molecular events in brain chemistry that trigger a shift from preference learning to aversion learning in infants. This transition is linked to changes in dopamine levels, which are manipulated through chemical means, advancing our understanding of attachment and development.

SourceChildren's Hospital of Philadelphia·JournalNature Neuroscience·DateOct 26, 2009

Transgenic songbirds provide new tool to understand the brain

Researchers have developed transgenic songbirds to study the molecular secrets of vocal learning and neuronal replacement. The birds, which can be manipulated genetically, will enable scientists to explore these complex processes at the molecular level.

SourceRockefeller University·JournalProceedings of the National Academy of Sciences·DateSep 28, 2009

Rats' mental 'instant replay' drives next moves

Researchers at MIT's Picower Institute for Learning and Memory found that rats use a mental instant replay of their actions to help them decide what to do next. The study reveals that these sequences also occur when the animals are awake and may help them consider future options.

SourceMassachusetts Institute of Technology·JournalNeuron·DateAug 26, 2009

Why we learn more from our successes than our failures

Researchers at MIT's Picower Institute for Learning and Memory found that brain cells only change their responses after a successful behavior, but not after a failure. This study sheds light on the neural mechanisms underlying learning and memory, with implications for understanding how we learn and treating learning disorders.

SourceMassachusetts Institute of Technology·JournalNeuron·DateJul 29, 2009
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Study sheds light on squirrel psychology

A study at the University of Exeter found that grey squirrels learn more quickly when rewarded for recognizing a different pot, suggesting they prioritize gathering and storing nuts. The research also shows that squirrels are primed to recognize other squirrels as potential food thieves.

SourceUniversity of Exeter·JournalAnimal Cognition·DateJul 28, 2009
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Pavlov's neurons: Researchers find brain cells that are a key to learning

Scientists have visualized individual neurons in rat brains that are activated during associative learning tasks, providing direct evidence of convergent activation. This finding sheds light on how the brain changes as a result of experience and has implications for understanding plasticity.

SourceUniversity of Washington·JournalProceedings of the National Academy of Sciences·DateDec 8, 2008

'Dry cleaning effect' explained by forgetful Yale researcher

A Yale researcher suggests that a competition between brain areas can explain why people forget tasks, such as dropping off dry cleaning. This 'dry cleaning effect' involves the interaction between the striatum and hippocampus, which may be relevant to understanding mental illnesses like obsessive-compulsive disorder.

SourceYale University·JournalProceedings of the National Academy of Sciences·DateOct 20, 2008
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Great apes think ahead

A study by Mathias and Helena Osvath found that chimpanzees and orangutans can plan ahead, overriding immediate needs in favor of future rewards. The apes demonstrated self-control and pre-experiencing a future event, visualizing the use of tools to achieve goals.

SourceSpringer·JournalAnimal Cognition·DateJun 18, 2008

Genetic tags reveal secrets of memories' staying power in mice

A new technique allows researchers to identify the specific neural connections and molecular tags that sustain a particular fear memory in mice. The study reveals how proteins called AMPA receptors strengthen memories by becoming part of the synapses encoding them.

SourceNIH/National Institute of Mental Health·JournalScience·DateFeb 21, 2008

Newborn brain cells modulate learning and memory

Researchers at the Salk Institute found that newborn brain cells play a crucial role in spatial memory and learning. Genetically engineered mice with shut-down neurogenesis showed learning and memory deficits, but not complete loss of function.

SourceSalk Institute·JournalNature·DateJan 30, 2008

New MIT tool probes brain circuits

Researchers at MIT created a method called DICE-K, which allows them to see the effect of blocking and unblocking a single neural circuit in living animals. The study suggests that the hippocampal neural pathway plays a crucial role in quickly forming memories.

SourceMassachusetts Institute of Technology·JournalScience·DateJan 24, 2008
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Cockroaches are morons in the morning, geniuses in the evening

Researchers discovered that cockroaches learn better at night and retain memories for several days, while morning training leads to complete memory loss. This study provides new insights into the interaction between circadian clocks and learning in insects.

SourceVanderbilt University·JournalProceedings of the National Academy of Sciences·DateSep 27, 2007

Birds take cues from their competitors

A new study reveals that female birds of two migrant flycatcher species can acquire a novel preference for nesting sites based on the apparent attraction of competing resident tits. This finding suggests that individual animals use information and make decisions, even from other species.

SourceCell Press·JournalCurrent Biology·DateJul 5, 2007
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

'Smart' mice teach scientists about learning process, brain disorders

Researchers at UT Southwestern Medical Center found that mice genetically engineered to lack a single enzyme in their brains are more adept at learning and quicker to adapt to changing environments. This discovery may serve as a target for treating disorders such as post-traumatic stress disorder, Alzheimer's disease, and drug addiction.

SourceUT Southwestern Medical Center·JournalNature Neuroscience·DateMay 27, 2007