Next week Earth's shadow will seem to take a bite out of a slightly larger-than-normal full moon, thanks to an unusual celestial alignment.

The private spacecraft splashed down in the Pacific after a nearly flawless mission to the International Space Station.

With help from electricity, chemicals, and chocolate, the rats' severely injured spinal cords recovered—a first that might help people too.

As aquifers are pumped out around the world, the water ultimately makes it to the oceans.

New environmental controls on natural gas "fracking" are both needed and affordable, the International Energy Agency says.

Despite huge pressure changes, "Energizer bunny" animals keep going and going and going—possibly invading pristine areas, experts say.