Photos show the lights illuminating the sky in vivid color across the U.S. this week. They'll be visible again in some states on Thursday.

Recent observations of a dying star have offered a chilling glimpse into the cataclysmic fate that awaits Earth billions of ...

U.K. science minister Lord Patrick Vallance told the BBC that they've developed a plan to phase out animal testing for ...

This week, from Minnesota to Florida, the Aurora Borelias, or the northern lights have been observed.

By then, California was already a leading producer. Farther south, in Los Angeles, oil pumps proliferated on suburban tracts as speculators chased new finds. In 1923, about 1 in 4 barrels of oil ...

Astronomers using the European Space Agency's XMM-Newton space observatory and the LOFAR telescope have definitively spotted ...

The same solar activity that's been lighting up the night sky in North America is causing this particular delay.

Chicagoans — and folks across the country — were treated to a dazzling display of the aurora borealis (northern lights) ...

For generations, the northern lights felt like something you had to chase across an ocean: Alaska if you were practical, ...

Wayfair’s 72-hour Clearout sale just dropped with up to 60% off furniture, area rugs and home goods. The 72-hour sale covers ...