Mars may look calm, but its atmosphere harbors storms of staggering scale. Roughly every 5½ Earth years, the planet ...

The northern lights revealed themselves to a handful of states Tuesday, but if you missed out, you still have a chance to ...

By Taylor Romine, Lex Harvey, Chris Boyette and Lauren Mascarenhas, CNN (CNN) — Harvard University professors are grappling with difficult – sometimes life or death – decisions, after being ordered to ...

Residents of several Northern U.S. states could have the opportunity to see the dazzling northern lights this week. Here's ...

U.S. military officials are sounding alarms over growing threats in space as Russia and China rapidly develop space weapons ...

From the southwestern U.S. to Minnesota, Iowa and even parts of New Jersey, it seemed winter never materialized.

Video footage captured by NASA's Perseverance rover shows a small "dust devil" merging with a much larger twister on the ...

"If two dust devils happen upon each other, they can either obliterate one another or merge, with the stronger one consuming ...

You can follow her on X or Instagram at @melissafleura. NASA has captured eerie new footage from Mars showing dust devils—miniature, fast-spinning whirlwinds—roaming the rim of its Jezero ...

A six-wheeled robot wandering the rugged terrain of Mars recently came across two small tornadoes whipping around the planet's surface. In a short video released Thursday by NASA, the two dust ...