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A shark mystery millions of years in the making

A massive die-off of sharks occurred 19 million years ago, with more than 70% of the world's sharks dying off - a phenomenon not seen since the Cretaceous-Paleogene mass extinction event 66 million years ago.

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.

Sharks in protected area attract illegal fishers

A new study reveals that thousands of sharks have been caught illegally in a Marine Protected Area (MPA) in the Indian Ocean, threatening critically endangered species like oceanic whitetip and scalloped hammerhead. The MPA was found to be vulnerable to enforcement due to its large size and remote location.

Sharks use Earth's magnetic fields to guide them like a map

Researchers found that sharks rely on magnetic fields to guide them during long-distance migrations. Bonnethead sharks were used in experiments, which showed that they orient themselves based on the magnetic field, even when exposed to fields outside their natural range.

Engineers and biologists join forces to reveal how seals evolved to swim

A Monash University-led study combines computer simulations with live seal footage to explain the origins of efficient swimming in seals. The research reveals that different swimming styles evolved within the same seal group, with some species using wing-like front flippers for speed and agility.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

New study tracked large sharks during hurricanes

A new study tracked large sharks in Miami and The Bahamas to understand their responses to major storms like hurricanes. Researchers found that different shark species behaved differently by species and location, with some evacuating shallow waters while others remained or even increased in numbers after the storm passed.

Tiny plastic particles in the environment

Scientists are concerned about the potential harmful effects of nanoplastics on ecosystems, but knowledge gaps hinder understanding of their risks. Research is needed to develop analytical methods and study interactions between nanoparticles and biological systems.

Surprise in the deep sea

A team of scientists has discovered that sponges leave trails on the sea floor in the Arctic deep sea, leading to speculation about their possible active movement. The findings, published in Current Biology, challenge previous assumptions that most sponges are attached or passively moved by ocean currents.

Apple iPhone 17 Pro

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

Quantifying the level of pollution in marinas

A new index, MEPI, quantifies environmental pollution in marinas by combining chemical and biological parameters. The study's innovative approach provides a simple and complete ecological analysis method to determine a port's quality, enabling authorities to establish minimum ecological quality levels.

Great white feeding ground

A new study found an aggregation site of great white sharks in the Gulf of California, with estimated mortality rates potentially three times higher than previously thought. This discovery raises concerns about conservation efforts and highlights opportunities for sustainable eco-tourism.

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.

Researchers share strategies for making geosciences more inclusive

The Black in Geoscience Week aims to increase representation and raise visibility among Black researchers, fostering networks and connections worldwide. The event has generated discussions on the importance of community and awareness among Black geoscientists, highlighting severe underrepresentation in the field.

After 40 years, new fish species in named by students on Guam

Three new snailfish species, Paraliparis echongpachot, P. kadadakaleguak, and P. marianae, have been named after student suggestions in the Chamorro language. The specimens were collected in the 1980s but not examined until recently, when they were analyzed by Oregon State University alums Bruce Mundy and David Stein.

Bottom-up is the way forward for nitrogen reduction at institutions

Researchers at Marine Biological Laboratory found that replacing beef with chicken, swapping meat meals for vegetarian options, and upgrading lighting could reduce the institution's nitrogen footprint by up to 7.7%. These 'low-effort' solutions require no major changes or additional funding.

Overfishing of Atlantic cod likely did not cause genetic changes

A Rutgers University-led study finds that overfishing is unlikely to be the primary cause of genetic changes in Atlantic cod. Instead, researchers suggest that addressing environmental factors such as climate change and reducing fishing pressure may be more effective in allowing cod populations to recover.

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 uncovers spawning preferences of mahi-mahi

A new study by University of Miami researchers found that mahi-mahi typically spawn at night, primarily during a new moon, at depths greater than they normally would. This knowledge can help manage the valuable fish population and understand the impacts of climate change on their reproduction.

Quick-learning cuttlefish pass 'the marshmallow test'

In a groundbreaking study, cuttlefish are found to exhibit self-control by delaying gratification, similar to humans and primates. The creatures can wait for up to 50-130 seconds before accepting a better reward, showcasing their ability to exert control over their desires.

USC study shows promising potential for marine biofuel

A new aquaculture technique using a kelp elevator increases kelp growth by four times, yielding more biomass than natural processes. The technique shows promise as a low-carbon biofuel crop alternative to corn and sugarcane, with potential environmental benefits.

Could a common barnacle help find missing persons lost at sea?

Researchers have developed equations to estimate the time an object has spent drifting at sea and plot possible drift paths of a missing boat. By analyzing the growth rate of Lepas anserifera attached to the object, scientists can narrow down the search area and find missing persons more efficiently.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Cellular seafood

Researchers detail nine steps for cell-based seafood to deliver environmental benefits, including developing a viable product and driving down demand for wild-caught seafood. However, achieving conservation outcomes is a complex process with many hurdles, including getting consumers to adopt the new product.

Effects of tipping points in oceans

Tipping points in ocean physics, chemistry, and biology may cause high-probability, high-impact effects cumulatively leading to global consequences. The study suggests treating these events as seriously as catastrophic ones for effective management.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Imaging the first moments of a body plan emerging in the embryo

The study reveals that both parents contribute to the body orientation of their offspring, with maternal input setting the back-belly axis and paternal input setting the head-tail axis. The findings provide new insights into developmental biology and may offer clues as to why developmental processes sometimes go wrong.

Sea ice kept oxygen from reaching deep ocean during last ice age

Researchers found that extensive sea ice prevented oxygen from reaching the deep ocean during the last ice age, contradicting previous assumptions. The study suggests that disequilibrium between surface and atmospheric oxygen levels played a crucial role in the ocean's carbon cycle.

Turning on the switch for plasticity in the human brain

Glutamate signaling is crucial for enabling synaptic plasticity, a process that restructures neural networks due to learning and memory acquisition. The new study demonstrates how glutamate works across synapses to activate this switch.

Newly discovered fossil named after U of A paleontologist

A new trace fossil, Glossifungites gingrasi, has been named after University of Alberta paleontologist Murray Gingras. The discovery provides insight into ancient water salinity levels and helps narrow down the type of organism that created the burrow.

GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

With a little help from their friends, older birds breed successfully

A study by University of Groningen researchers found that older female Seychelles warblers benefit from having helpers when raising their young. The data show that social behaviour increases reproductive success for older females, compensating for age-related declines in parental care.

Scientists find the error source of a sea-ice model varies with the season

Researchers found the error source of a sea-ice model varies with the season, leading to discrepancies between simulations and observations in both cold and warm seasons. The study suggests using an ensemble approach to consider seasonal variations in model errors, improving future simulation and prediction of Arctic sea ice.

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.

A single gene 'invented' haemoglobin several times

Researchers found that haemoglobins in diverse species, including humans, molluscs and crustaceans, originate from a single ancestral gene. This discovery suggests that the appearance of haemoglobin in these species was not an independent invention but rather a result of evolutionary inheritance.

Climate crisis is causing lakes to shrink

The Caspian Sea is shrinking due to climate change, with water levels falling by 9-18 meters in the coming century. This has significant consequences for biodiversity, species habitats, and bordering countries' economies.

Silky sharks find hope in Atlantic, remain targets in Indo-Pacific

A new study reveals that conservation efforts are making an impact on silky sharks, with 99.8% of fins from Hong Kong and China originating from the Indo-Pacific Ocean. The research highlights the need for increased monitoring and better implementation of CITES regulations to combat illegal shark fin trade.

How the insect got its wings: Scientists (at last!) tell the tale

A team from Marine Biological Laboratory has confirmed that insect wings evolved from leg lobes on an ancestral crustacean. The study used genomic approaches and long-ago scientific papers to settle the controversy, revealing a 300-million-year-old transition to land-dwelling.

Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Fish oxygen demand in warming oceans

A new model suggests that warm waters may limit the active metabolism of large fishes due to reduced aerobic capacity. The study indicates that oxygen availability constrains metabolic demands in fishes, particularly in larger species.

The wily octopus: king of flexibility

Researchers analyzed octopus arm movements, discovering all eight arms can perform diverse movements such as bending, twisting and elongating. This flexibility could inspire the creation of next-generation soft robots with greater agility and sensing capability.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Mercury from human activity and deep-sea animals

A study analyzing snailfish and amphipods from deep-sea trenches found high mercury concentrations, suggesting human activity contributes to ocean pollution. Mercury accumulates in fish consumed by humans, posing a health risk.

Fowler receives funding for project assessing introduced marine organisms

Fowler leads a team of researchers collecting algae and invertebrates from 13 marinas along the East Coast to detect novel species invasions and monitor established invaders. The study aims to train the next generation of taxonomists through collaborations with local scientists and public outreach efforts.

Judges' decisions in sport focus more on vigour than skill

Researchers found that in fights resolved by judges' decisions, winners tended to fight more vigorously than losers. Conversely, fighting skills were essential for winning in fights determined by knockout or technical knockout. The study suggests that the rate of attack is a dominant factor in determining success in combat sports.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Bait consumption by marine predators

Marine predators consume more bait in mid-latitudes than near the equator, according to a new study. The researchers found that feeding intensity declines with increasing distance from the equator, and that warmer waters have little impact on bait consumption rates.

NSF grant to fund research into 'microcleaners' for waterways

Researchers from Cornell University and North Carolina State University are developing 'microcleaners' - self-propelled biomaterials that can capture and decompose microplastics in waterways. The project aims to design inexpensive, non-toxic microsystems to collect and break down microplastic particles.

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.

A search for new species on the high seas

Researchers analyzed ocean water samples from around the world using gene similarity networks, revealing over 2,000 unique sequences that are likely to represent unknown/uncharacterized unicellular Holozoans. The discovery provides new insights into the evolution of multicellularity and the origin of animals.

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.