Our immune systems might already be effective in protecting us against small doses of venom from certain snakes and insects without any outside help.

A scientist says we can mimic the effect of volcanoes and shade the whole planet.

About 10,000 years ago, the planet warmed. Extra space dust had been suggested as a cause. Can't be, scientist says.

Fat soldiers and lean workers both pack extra milligrams for the greater good.

If you are a male praying mantid, the top item on your prayer list would be to survive sex.

A first-of-its-kind survey of how well the world's coral reefs are being protected was made possible by a unique collection of NASA views from space.