Ever wondered what’s up (or rather, down) with the icy expanse at the bottom of our world? Antarctica, a land of extremes, ...

A geomagnetic storm is expected this weekend when an burst of plasma and magnetic field from Sun will glance off Earth.

The new year started with a dazzling display of Aurora lights, with Alaska seeing most of the action from New Year's Eve into New Year's Day.

Analysis of global climate patterns from past 1.5 million years reveal links between ocean circulation and climate changes.

The night sky will light up with full moons, eclipses and meteor showers throughout 2025. Here’s when to see these celestial ...

In 2025, the sky will be illuminated by 12 full Moons, plenty of meteor showers, four eclipses and three Supermoons. Here's a ...

More than a billion people are set to tune in to watch the Times Square ball drop tonight. Newsweek's live blog is closed.

If you really, really, really love to hum “Auld Lang Syne,” here's a look at when to celebrate over and over and over again ...

Moving away from light pollution will increase chances of seeing the northern lights. Fireworks won't be the only ...