How one of the oldest natural insecticides keeps mosquitoes away
A new study has identified a scent receptor in mosquitoes that helps them sniff out and avoid trace amounts of pyrethrum, a plant extract used for centuries to repel biting insects. These findings could help researchers develop new broad spectrum rep.....»»
1 in 5 parents worry their elementary and middle school aged kids don"t have friends, poll suggests
Developing friendships is often seen as a natural part of childhood but it may be easier for some kids than others......»»
"Ecocide" on Easter Island never took place, studies suggest
Two recent studies have cast doubt on a popular theory that the ancient residents of Easter Island suffered a societal collapse because they overexploited their natural resources, an event often labeled one of history's first "ecocides"......»»
Google’s Gemini Live is now available for free on Android
Google's Gemini Live lets you converse with Google's chatbot in real time using spoken natural language prompts rather than text......»»
Dru Investigate simplifies cyber investigations and helps users uncover data threats
Druva launched Dru Investigate, a gen AI-powered tool that guides data security investigations using a natural language interface. With Dru Investigate, users across IT, security, legal, and privacy teams can swiftly identify and mitigate data risks,.....»»
Trilobite fossils from upstate New York reveal "extra" set of legs
A new study finds that a trilobite species with exceptionally well-preserved fossils from upstate New York has an additional set of legs underneath its head. The research, led by the American Museum of Natural History and Nanjing University in China,.....»»
Hydroclimate study finds natural variations in Earth"s tilt affect precipitation and humidity
A research team led by the Leibniz Institute for Baltic Sea Research Warnemünde (IOW) has analyzed 50,000 years of mid-latitude hydroclimate of the South-East Pacific using special moisture related indicators in marine sediment cores. They have foun.....»»
Team develops new tool to map fossil fuel emissions from space
University of Minnesota researchers have developed a new tool to measure ethane from space, leading to a better understanding of fossil fuel emissions worldwide. Ethane is commonly found in natural gas and is primarily used in plastics manufacturing......»»
How to watch NASA’s oldest active astronaut launch to the ISS on Wednesday
Don Pettit isn't your average senior citizen. Instead of enjoying life in the slow lane, he's getting ready for a rocket ride to the ISS......»»
Opinion: Researchers don"t take enough account of variation in biology—doing so could unlock new understanding
The natural world is filled with variety. Ecological systems can look very different in different parts of the Earth. Every species has genetic variation, which means individuals can look and behave very differently. Diseases can affect people differ.....»»
Tagged fish help scientists improve restoration efforts
NOAA scientists are collaborating with some unique partners to learn more about how several Chesapeake Bay species use natural and restored areas near Poplar Island, on Maryland's Eastern Shore......»»
Bat population collapse linked to increased pesticide use and more than 1,000 infant deaths
Bats are considered a natural pesticide, widely relied on by farmers as an alternative to chemical pesticides to protect their crops from insects. But since 2006, many bat populations have collapsed in counties in North America due to an invasive fun.....»»
An ecological history of resilience and rewilding of a tall forest in southern Italy
Human disturbance has altered the integrity and functionality of forests throughout the globe, with the greatest impact on regions characterized by historical human cultural development and long-term natural resource exploitation. This is the case in.....»»
Europe"s Vega rocket launches in French Guiana
Europe's Vega rocket launched Wednesday from French Guiana, an AFP journalist said, carrying a satellite which will help combat natural disasters......»»
Natural piezoelectric effect may build gold deposits
How does an unreactive, barely soluble metal end up forming giant chunks? Enlarge / A lot of gold deposits are found embedded in quartz crystals. (credit: Pierre Longnus) One of the reasons gold is so valuable is because.....»»
Everything leaving Netflix in September 2024
Natural Born Killers, Back to the Future, The Breakfast Club, The Lego Movie, Pokémon Detective Pikachu, and more are leaving Netflix in September 2024......»»
Replica symmetry breaking in 1D Rayleigh scattering system: Theory and validations
In both the natural world and human society, there commonly exist complex systems, such as climate systems, ecological systems, and network systems. Due to the involvement of numerous interacting elements, complex systems can stay in multiple differe.....»»
New discoveries about how mosquitoes mate may help the fight against malaria
A high-pitched buzzing sound in your ear is an unmistakable sign that a female mosquito is out on the hunt—for they, not males, drink blood. Hearing that tone might make you turn to try to swat the pest. But for a male mosquito, that tone means it'.....»»
Spin-controlled generation of a complete polarization set with randomly interleaved plasmonic metasurfaces
Optical metasurfaces are finely crafted two-dimensional artificial nanostructures composed of meticulously designed arrays of ultrathin artificial atoms. These surfaces possess capabilities beyond natural materials, enabling multifunctional control o.....»»
Research highlights drought risk and awareness gaps in global society
Natural disasters have threatened human beings and the ecosystem. Among the various natural disasters, drought is one of the most insidious and costliest, adversely affecting the global economy and livelihoods. Unlike sudden disasters such as earthqu.....»»
Scientists modify citrus pectin with induced electric field
Pectin, a natural and nontoxic acidic polysaccharide, is widely found in the primary cell wall and inner layer of terrestrial higher plants. The main domains of pectin are homogalacturonan and rhamnogalacturonan I, which contribute to the complexity.....»»