Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.

Step into the hidden science lab in your kitchen with five easy experiments that explain refraction, surface tension, ...

Boulder, Colo. — A laboratory method developed for making and analyzing cold, concentrated samples of a mysterious “floppy” molecule thought to be abundant only in outer space has revealed new data ...

Red does not make bulls angry. Science shows they react to movement, not colour, debunking myths and revealing how instinct, ...

Southwest Research Institute (SwRI) scientists conducted lab experiments to address a mystery about the origins of frozen hydrogen peroxide (H 2 O 2) on Jupiter's icy moon Europa. Their results, ...

The Polaris Dawn crew Jared Isaacman, Scott "Kidd" Poteet, Sarah Gillis and Anna Menon explain the experiments conducted during the mission. Also, see a time-lapse of Isaacman's spacewalk. Credit: ...

Bereket Mamo, a graduate student and contractor at Southwest Research Institute, conducts laboratory experiments to simulate hydrogen peroxide production on Jupiter’s icy moon Europa. Scientists ...