European hamsters raised in the lab turn into crazy cannibals when fed a diet rich in corn, new data show. The problem may trace to a shortage of a key vitamin.
Scientists combined an egg, sperm and some donor DNA: The end result: what appears to be healthy babies.
Coral reefs are under siege from threats ranging from climate change to explosives. But scientists are developing ways to rebuild reefs before they disappear.
Fungal blights threaten the world’s most popular fruit. But genetic studies hint at new ways to combat some of these diseases.
More than half of saltwater-aquarium fish sold in the United States may have been caught in the wild using cyanide, new data show.
A new species of Australian bush tomato bleeds when injured and turns bony in old age.
After slurping up harmful algae, copepods swim fast and straight — making them easy prey for hungry predators.