New species evolve faster at high latitudes than in the tropics, but they also go extinct faster, a new study suggests.

The simple act of sniffing can actually ramp up electrical signals from the nose to the brain, helping the schnoz detect even faint scents.

Ancient headless bodies discovered on the island of Vanuatu could help trace the colonization of the Pacific islands.

Heart attack patients have a slightly higher risk of death if they go to the hospital on the weekend, a new study finds.

A Scottish scientist says American bird experts may have been wrong when they concluded that the ivory-billed woodpecker, thought to be extinct, might have survived.

Researchers have discovered a new species of North American bamboo in the hills of Appalachia. It is the third known native species of the hardy grass. The other two were discovered more than 200 years ago.