Mosquito Renal Failure
Researchers are trying to develop new insecticides that target mosquitoes' urinary function.
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Ancient Cat History
Humans and cats kept close company in a Chinese village 5,300 years ago.
Far-Out Mega Planet
An enormous planet, orbiting a star at a tremendous distance, challenges theories of planet …
Crows & Faces Update
Eight years later, a population of Seattle crows still holds a grudge against the face of their …
Coldest Place on Earth
Thermal satellite imaging has revealed the coldest spots on the planet.
Cooking Spray
How can companies claim that cooking sprays are “fat-free” if the first ingredient is oil?
Snails & Mosquitoes
In Florida, invasive, disease-carrying tiger mosquitoes are breeding in the shells of an invasive …
Artificial Dye Safety
Some people argue that food dyes are harmful to human health, but do decades of safety research back …
Baby Tooth Cavities
Baby teeth fall out eventually. But that doesn't mean cavities in baby teeth should be ignored.
Reviving Extinct Species
Using frozen DNA, researchers have created early-stage embryos of an extinct frog.