6,697 results
- Animals
It’s not just his croak
Male tree frogs with redder vocal sacs prove more popular with females, even at night.
-
- Tech
The flap on dragonfly flight
New experiments have revealed an aerodynamic trick that dragonflies use to fly efficiently — a trick that engineers could exploit to improve the energy efficiency of small aerial vehicles with a similar design.
- Animals
Climate change discourages second families
Birds out of sync with local baby food supply of caterpillars aren’t nesting a second time.
- Animals
Robin stole credit for Batman’s deeds
Bats turn out to be overlooked but significant eaters of insects, pests and other arthropods on shade-grown coffee farms and in tropical forests.
- Life
The Arctic isn’t alone
Insects and other animals that regulate their body temperature externally may be especially vulnerable as the world warms.
-
Disaster Goes Global
The eruption in 1600 of a seemingly quiet volcano in Peru changed global climate and triggered famine as far away as Russia
- Agriculture
Insects laughing at Bt toxin? Try this
A new countermeasure restores the toxicity of Bt pesticides to insects that have evolved resistance.
- Chemistry
Bug be gone
Using software that mimics neural networks, researchers have found new mosquito repellents that last longer than commercially available repellent.
- Ecosystems
Eight-legged bags of poison
Birds eating arachnids get high dose of toxic metal as mercury climbs up the food chain.
- Life
Beetles hear the heat
Researchers verify fire beetles have a pressure vessel that enables them to sense intense heat.
-
High CO2—a gourmet boon for crop pest
Relatively high concentrations of atmospheric carbon dioxide weaken soybean defenses against Japanese beetles.
