A genetic variant once aiding Arctic survival now linked to increased risk of hypoglycemia in modern populations. Researchers analyzed genomes from Northern Siberians, Europeans, and East Asians, finding the CPT1A gene variant was prevalent in Northern Siberians but absent in other populations.
A 15-year study found thousands of birds are attracted to artificial lights during their first flights, leading to high mortality rates. Turning street lights off decreased the number of grounded fledglings, suggesting a link between light pollution and bird deaths.
Four urban sections of the San Andreas Fault system have stored enough energy to produce major earthquakes, according to a new study. Three fault sections – Hayward, Rodgers Creek and Green Valley – are nearing or past their average recurrence interval, indicating they are overdue for a significant quake.
A new study by Henry Ford Health reveals that pain can disrupt sleep in patients undergoing total hip replacement or knee replacement surgery, leading to longer hospital stays. The study found that better pain control could improve sleep duration for these patients.
Typhoon Kalmaegi's center was spotted by NASA's Aqua satellite near northern Hainan Island, China. The storm is making landfall in Northern Vietnam, generating very rough surf and ocean swells up to 22 feet.
Typhoon Kalmaegi crossed northern Luzon, Philippines and entered the South China Sea, forming a giant whirlpool of clouds. The storm's maximum sustained winds reached 75mph, causing waves up to 22 feet in the sea.
The original northern boundary of Illinois was south of Chicago and Lake Michigan due to a proposed straight line from the southernmost tip of Lake Michigan to the Rock and Mississippi River confluence. This would have resulted in a smaller population and footprint for Illinois if it had been approved.
Researchers found that the larvae of G. permixtana feed on Sagittaria trifolia, a new host plant in northern Iran, reducing arrowhead weed germination potential and providing an alternative solution for biological control.
Typhoon Halong appears lopsided due to inhibited thunderstorm development in the northern quadrant. The storm's cloud top temperatures indicate potential for heavy rainfall.
NASA captured images of a large swath of smoke from Canadian wildfires hovering over the Great Lakes and settling over the Bay of Baffin, which borders Greenland. The fires have been raging this summer, with some smoke drifting southward into the US.
A swath of smoke from Canadian fires drifted across the Great Lakes region of the U.S., with visible paths taken by the smoke as it moved southeastward. The smoke originated in Manitoba and parts of Ontario before crossing the lakes.
A team of researchers created a model that can predict the level of discomfort experienced by drivers under various LED lighting conditions. The study suggests minimizing light hitting at an observer's eyes and luminance contrast between streetlights and backgrounds to minimize glare.
Researchers at Purdue University have identified a soybean gene that affects plant stem growth, leading to improved soybean cultivars for the northern United States. The discovery could result in semideterminate soybeans that are better suited to the region's climate and growing conditions.
A new study by Monash University researchers links night-time light intensity to regional favouritism and GDP growth, finding that countries where political leaders were born tend to have higher night-time light levels and regional GDP. The study also highlights the impact of authoritarian leadership on foreign aid distribution.
A study by the University of Granada found that teenagers in Spain, Italy, and Greece have lower cardiorespiratory capacity, strength, and speed-agility than their northern European peers. The researchers also discovered higher levels of total and abdominal fat among southern adolescents, which may be linked to reduced physical activity.
Researchers found that light pollution disrupts the reproductive cycle of mouse lemurs, causing testes to grow larger and testosterone levels to increase. The study also showed that light pollution affects the daily activity pattern of lemurs, delaying their nocturnal behavior.
Researchers question long-held theory that Northern Europeans developed light skin for vitamin D production. Instead, genetic mutations compromising the skin's barrier function enabled survival at higher latitudes. High rates of filaggrin mutations in Northern European populations correlate with increased vitamin D levels.
Researchers found opposing climate change patterns in middle latitude areas of the Northern and Southern Hemispheres. Stalagmites and flowstones showed growth during interglacial eras when it was warm and moist, contrasting with stagnation during glacial eras.
Researchers argue that young people from disadvantaged communities in Northern Ireland need safe spaces to express their views, aiming to prevent exploitation by extremist forces. The symposium's report recommends devising a strategy for deprived communities, ensuring equality of citizenship and legal protections.
Deaf students can now fully participate in planetarium shows and enjoy literacy tools like a virtual dictionary that provides video definitions. The innovative technology is also being explored as a tool for assisting deaf clients in medical settings.
Three new species of tarantulas were discovered in northern Argentina, shedding light on the region's unique arachnid diversity. The newly identified species belong to the subfamily Theraphosinae and are named after local locations and cultural figures.
Stanford scientists warn that climate change will strengthen African easterly waves, bringing more intense rainfall to drought-prone areas. The warming atmosphere is also expected to increase dust transport across the Atlantic, affecting air quality and regional weather patterns.
Researchers tested 17 light units from 16 salons to assess the risk of cancer from UV nail salon lamps. The study found that higher-wattage lights emitted more UV-A radiation, but brief exposure after a manicure required multiple visits for potential DNA damage.
A new study by University of Guelph researcher Prof. Merritt Turetsky and her team found that wetlands are a significant source of methane emissions, which could contribute to global warming. The study analyzed almost 20,000 field data measurements from across arctic, temperate, and tropical regions and suggests that northern wetlands ...
A US Forest Service study reveals that five anthropogenic factors, including urbanization, invasive species, and lack of forest management, will significantly alter northern forests over the next 50 years. The report highlights the need for proactive conservation efforts to ensure resilient and healthy forests.
Researchers have developed a toolkit of genes and hardware using colored lights and engineered bacteria to test and debug genetic circuits. By varying the timing and intensity of lights, they can control exactly when and how much different genes are expressed.
A new study from the University of Toronto Scarborough finds that human emotion is felt more intensely under bright light, affecting decision-making. Participants rated stimuli under different lighting conditions, showing a preference for brighter lights to amplify positive and negative emotions.
Professor Patrick Johnston, alongside leading experts and patient groups, aims to address disparities in cancer care across Europe. The European Cancer Patient's Bill of Rights, launched on World Cancer Day, sets a standard for optimal cancer care for all European citizens.
Tropical Depression Kajiki is bringing heavy rainfall to an already soggy area in the central Philippines. The depression was captured by NASA's Aqua satellite, showing powerful storms and high cloud tops, with winds sustained at 16 mph.
Experts estimate that hydrologic separation and electric barriers can prevent up to 95-100% and 85-95% of Asian carp introductions, respectively. Physical separation is found to be the most effective method, with a high probability of preventing introduction into Lake Michigan.
System 94S continues to track over Western Australia and the Northern Territory, with NASA's Aqua satellite detecting powerful thunderstorms northwest of the low-pressure center. Heavy rainfall warnings have been issued for the region, with some storms potentially producing heavy rain rates.
System 94S continues to develop over the Northern Territory of Australia, with strong central convection and spiral bands of thunderstorms pushed west by moderate to strong vertical wind shear. The Australian Government Bureau of Meteorology has issued a Severe Weather Warning for heavy rainfall and flash flooding in the affected areas.
NASA's TRMM satellite measured heavy rainfall rates of up to 2 inches per hour in the northeastern Van Dieman Gulf and northwestern Arnhem Region. The system is affecting parts of Northern Territory with damaging winds and heavy rainfall warnings issued.
A new study found that earthquake lights are more likely to occur on or near rift environments and adjacent to subvertical faults. The study analyzed 65 documented cases of earthquake lights, finding that 85% appeared spatially on or near rifts and 97% appeared adjacent to subvertical faults.
NASA's Aqua satellite detected a low-pressure system with strong convection and high thunderstorm cloud tops in the northern Indian Ocean. The system is expected to develop into Tropical Depression 06B and move north-northeastward towards the Bay of Bengal, with wind speeds estimated at 25-30 knots.
The remnants of Ex-Tropical Cyclone Alessia have been spotted in the Northern Territory, with NASA's Aqua satellite capturing infrared data revealing strong thunderstorms and potential heavy rains. The low-pressure system is expected to move slowly south before turning west towards the Timor Sea.
Tropical Cyclone 04B is a rapidly intensifying storm with moderate rainfall and broken bands of thunderstorms. The cyclone is expected to track slowly westward before making landfall in southern India, where it may bring significant impacts.
Research suggests that northern China conduct annual vaccinations starting in October, while southernmost provinces vaccinate in February. The study aims to optimize the timing of future vaccination programs and provides a clear picture of influenza seasonally across China.
Ex-tropical storm 30W has re-developed into a low-pressure area near Chennai, India, with heavy rainfall and thunderstorms expected to make landfall within the next two days. The system is moving west-southwest at 9 knots per hour, bringing up to 10 inches of rain to northern Tamil Nadu and southern Andhra Pradesh.
Typhoon Krosa made landfall in extreme northern Luzon, bringing strong winds and heavy rainfall. The storm's center was located near Manila, Philippines, with maximum sustained winds of 90 knots.
Researchers at UC Santa Barbara's SSLEC discovered simple guidelines to optimize phosphors in white LED lighting, yielding brighter and more efficient lights. The breakthrough paves the way for high-efficiency solid-state lighting with potential to replace lower-efficiency incandescent and fluorescent bulbs.
A new study reveals that global ocean currents, rather than Earth's geometry, explain why the Northern Hemisphere receives more tropical rain. Icy waters from the poles influence seasonal rains crucial for crops in Africa and India.
Researchers found that purple loosestrife rapidly adapted to local climate conditions, allowing it to thrive and increase seed production. This adaptation enabled the species to outcompete native plants for resources, facilitating its spread in northern Ontario.
New research published in Quaternary Science Reviews finds that large rivers, such as the Yellow River, transport sediment from northern Tibet to deserts like the Mu Us desert. This study provides evidence of a previously debated topic, shedding light on climate change and ocean productivity
A new CU study finds drought is a better predictor of spruce beetle outbreaks in northern Colorado than temperature, with warm and dry conditions causing stress in host trees. The study also suggests that climate fluctuations, including the Atlantic Multi-decadal Oscillation, contribute to drought conditions.
Researchers at University of California, Santa Barbara, have devised a new method for creating high-power white light using a laser diode in combination with inorganic phosphors. The resulting lighting options are high in efficiency and have been shown to achieve a luminous flux comparable to current high-brightness white LEDs.
A new Dartmouth-Finnish study found that high-latitude moth populations are less susceptible to temperature changes, suggesting they may be partly buffered from the effects of rapid climate warming. The findings are important because moths are a key food source for birds and other predators.
A global analysis of Kawasaki disease cases found a seasonal occurrence shared by regions across the Northern hemisphere, with peak cases in winter months. The study suggests that large-scale wind currents may play a role in transmitting the suspected infectious agent.
Scientists have developed a new method to measure the height of Northern Lights using digital SLR cameras, with results published in Annales Geophysicae. The technique uses parallax to calculate the distance to the aurora and has been successfully tested in Alaska.
A new molecule selectively blocks specialized light-sensitive receptors in the eyes, which could help treat migraines and potentially other disorders of the central nervous system. The drug also showed no interaction with rhodopsin or other opsins, making it a promising lead for research and potential clinical applications.
Kaiser Permanente Northern California's hypertension program, launched in 2001, nearly doubled the rate of blood pressure control among adult members with diagnosed hypertension. The program achieved sustained success through a comprehensive registry and frequent quality reports, leading to improved patient outcomes.
A large-scale hypertension program implemented in Northern California saw a near-doubling of blood pressure control rates between 2001 and 2009. The program's success was attributed to evidence-based guidelines and performance metrics, resulting in a higher rate of controlled blood pressure compared to national averages.
Heavy rainfall from Tropical Storm Trami and monsoon rains caused severe flooding in the northern Philippines, including Manila, resulting in three deaths and two missing. The storms enhanced each other's rainfall, bringing heavy downpours to the region.
Researchers at Georgia Institute of Technology develop a sensor device that converts mechanical pressure into light signals, allowing for high-resolution optical detection. The device has the potential to provide an artificial sense of touch and improve human-machine interfaces.
Researchers developed a fluorescent caffeine detector that lights up like a traffic light to indicate the amount of caffeine in drinks. The sensor can help prevent caffeine overdoses and is useful for detecting pollution in natural water systems.
Researchers found that a specific gene polymorphism is associated with an increased risk of ischemic stroke in the Han Chinese population. The study identified the -607C allele as a strong risk factor for ischemic cerebrovascular disease, while the A allele may provide protective effects.
Researchers from Drexel University present findings on Northern Pine Snake population decline due to road mortality in New Jersey. Climate change may impact their behavior, while baby snake mazes and counting tongue flicks shed light on early life stages.
A new study defines the aerosol climatology of Northern Australia's savanna, providing a crucial piece for climate modeling. The findings show that fine particles generated by burning have significant impacts on regional climate and air quality.
The NASA/Goddard Space Flight Center captured a true-color image of the region's hotspots and smoke plumes on July 23, 2013. The image revealed large fires in the Northern Territory, with temperatures higher than background detected by thermal sensors.
A study by researchers found that forests in the northern hemisphere increase their water use efficiency as atmospheric carbon dioxide concentrations rise, exceeding theoretical expectations. This adaptation helps plants conserve water despite increased photosynthesis, potentially shifting the global water and carbon cycle.