Latest Science headlines

Arctic sea ice dips to record low for winter

The frigid top of the Earth just set yet another record for low levels of sea ice in what scientists say is a signal of an overheating world.

New idea shakes up dinosaur family tree for T. Rex and pals

Tyrannosaurus Rex and his buddies could be on the move as a new study proposes changing the dinosaur family tree.

SpaceX capsule returns space station science samples to Earth

The capsule splashed down in the Pacific with a full load of science samples from the space station.

Earth sizzles to near record heat

Even without an El Nino warming the oceans, Earth in February hit to its second hottest temperature on recor.

The only way to save coral reefs? A war on global warming.

Reducing pollution and curbing overfishing won’t prevent the severe bleaching that is killing coral at catastrophic rates, according to a study.

Doctors say unproven stem cell treatment blinded 3 women

The patients were left nearly or totally blind, in what doctors call a dramatic illustration of how risky such clinics can be.