NASA outlines its plans to deal with a large asteroid impact

NASA is designing and testing missions to deflect a potential asteroid from hitting Earth, and working…

US stepping up Earth’s protection from asteroids, comets

The U.S. government is stepping up efforts to protect the planet from incoming asteroids that could…

US stepping up Earth’s protection from asteroids, comets

The U.S. government is stepping up efforts to protect the planet from incoming asteroids that could…

Martian dust storm grows global; Curiosity captures photos of thickening haze

A storm of tiny dust particles has engulfed much of Mars over the last two weeks…

Martian dust storm grows global; Curiosity captures photos of thickening haze

A storm of tiny dust particles has engulfed much of Mars over the last two weeks…

With a billion users, Instagram takes on YouTube in video (Update)

Instagram said Wednesday it now has more than one billion active users, as it unveiled a…

Facebook’s Instagram has more than a billion users

Instagram said Wednesday it now has more than one billion active users, highlighting surging growth at…

Why 9 to 5 isn’t the only shift that can work for busy families

For the millions of Americans who work "nonstandard" shifts—evenings, nights or with rotating days off—the schedule…

Why 9 to 5 isn’t the only shift that can work for busy families

For the millions of Americans who work "nonstandard" shifts—evenings, nights or with rotating days off—the schedule…

Prolific Sea-Observing Satellite Turns 10

An international oceanography satellite that is tracking the ongoing rise in global sea level marks its…