Female mosquitoes found to regulate their own population density at breeding sites using communal cues
When female mosquitoes feed, they don't seem to mind a crowd because lots of carbon dioxide usually means there's food. They were thought to be more solitary, however, when laying eggs. New research has revealed quite the opposite for the deadly Aede.....»»
When you call a restaurant, you might be chatting with an AI host
Voice chatbots are increasingly picking up the phone for restaurants. Enlarge (credit: Getty Images | Juj Winn) A pleasant female voice greets me over the phone. “Hi, I’m an assistant named Jasmine for Bodega,” the.....»»
Turkey wants to regulate Germany"s beloved döner kebab street food
Turkey wants to regulate Germany"s beloved döner kebab street food.....»»
Female elephants rumble to say "let"s go!" Namibian study shows males do too, a sign of unexpected social bonds
In elephant family groups made up of related females and their young, it is clear that the animals produce vocal sounds to coordinate action. This happens when it's time to leave a waterhole, for example. The matriarch or dominant female steps away f.....»»
Greylag geese with similar personalities have higher hatching success, study suggests
Birds of a feather flock together but strong pairing in geese has been shown to produce better breeding results, according to a new study......»»
Beetles cooperate on tricky dung moves
Dung beetles are among the strongest animals in the world. They also possess an exceptional ability to cooperate. Research shows that female and male spider dung beetles together are able to move large dung balls across difficult obstacles. However,.....»»
Unraveling the conservation conundrum of China"s native Jacktree
The Jacktree (Sinojackia xylocarpa), native to China, is renowned for its unique spindle-shaped fruits and ornamental appeal. However, its survival is threatened by factors such as limited population size, fragmented habitats, and low germination rat.....»»
Enhanced ion diffusion kinetics achieved through interpenetrated structures in electrochemical energy storage devices
As global demand for electrochemical electrodes continues to rise, a new trend has emerged, emphasizing the need to maintain ion diffusion efficiency while accommodating ultra-high loadings of active materials to enhance capacity and energy density......»»
If you build it, will they come? Wildlife corridors need smarter design
As human population and development continue to expand, it's more important than ever to set aside corridors of undeveloped land where wildlife can travel safely, helping to ensure their long-term survival. However, a recent study by the University o.....»»
Tracking plasma progression in a picosecond: Physicists develop ultra-fast laser method to study high-density plasmas
In a few picoseconds (trillionths of a second), a small, thin piece of copper momentarily becomes dense plasma, specifically a state called warm dense matter, warm being a relative term—the metal is nearly 200,000 degrees Fahrenheit. With the short.....»»
Silencing in action: How cells "repress" genomic remnants of ancient viruses
Researchers have identified key cellular control sites that regulate gene expression and prevent the activation of "cryptic" genomic regions, including ancient viral sequences......»»
Book Review: How One Weird Rodent Ecologist Tried to Change the Fate of Humanity
A biography of the scientist whose work led to fears of a ‘population bomb’.....»»
How Your Brain Tells Speech and Music Apart
Simple cues help people to distinguish song from the spoken word.....»»
New standards and better technology are improving wireless EV charging
The speed, power density and efficiency of wireless charging are increasing at the same time engineers are finding ways to reduce weight. New standards aim to ensure charging works regardless of vehicle brand or equipment manufacturer......»»
Primates bond for their own benefit: Study underlines the decisive role that females play
Female and male primates often form close bonds, but not purely out of affection. Close relationships usually evolve when there is a clear benefit for both parties, with protection and reproductive control playing key roles......»»
Possum shrimp use their cave"s special smell to trace their way home, study finds
Homing is an animal's ability to navigate towards an original location, such as a breeding spot or foraging territory. Salmon and racing pigeons are famous for homing, but similar behaviors occur in groups as diverse as bees, frogs, rats, and sea tur.....»»
Why rules don"t work for some of the population
Excessive regulatory burden causes economic harm and can undermine trust in government. Policymakers wishing to ease this should be more mindful of people's differing responses to rules, says Ph.D. candidate Ritsart Plantenga in his dissertation......»»
Bridging large riverine ecosystems for inter-basin exchanges
Many of the world's large rivers have been modified to support food security, hydropower production, navigation and trade. While these developments are necessary to support a growing human population, they also pose substantial risks to the structure.....»»
Urgent conservation efforts needed: Possible extirpation of the threatened Malagasy poison frog Mantella cowanii
New research highlights the precarious status of one of Madagascar's most threatened amphibians, the harlequin mantella (Mantella cowanii), revealing small population sizes and the possible extirpation of the species from several of its historic habi.....»»
Study shows urbanization has impacted the population genetic structure of the Eurasian red squirrel in Japan
Since many kinds of wildlife have started living in urban environments, urban environments have been recognized as places of biodiversity conservation. What kind of factors facilitate or prohibit wildlife from living in urban environments?.....»»
Researchers simulate novel metal-filtered VCSEL modal control
A study led by researchers from the Changchun Institute of Optics, Fine Mechanics and Physics of the Chinese Academy of Sciences revealed a novel metal-dielectric film mode filter structure that can flexibly regulate transverse modes in vertical-cavi.....»»