Virginia Tech study unveils 2 billion years of evolution, highlighting the 'boring billion,' Snowball Earth, and ancient marine life.

Ancient species may have evolved at a slower pace and endured longer, but evolutionary rates sped up significantly following ...

Then cataclysm: Snowball Earth, a spiral of plunging temperatures, sealed the planet in ice at least twice between 720 million and 635 million years ago. When the ice eventually thawed ...

Did you build an epic snowman or have a neighborhood snowball fight? We want to see it. Share your photos using this link and ...

Black ice is hard to spot because it freezes clear. Snow is easy to see because it's white. Ice takes on white or cloudy ...

Snow totals didn't amount to a long-lasting winter experience, many in the Upstate got a much-needed break from work and ...

WATCH: Snowball fight breaks out in Collierville ...

Central North Carolina experienced its first winter event of the new year Friday, and the first noticeable snow in a few ...

Browse 4,300+ snowball icon stock illustrations and vector graphics available royalty-free, or search for gingerbread man to find more great stock images and vector art. Snowballs realistic winter ...

The annual snowball fight. We got some friends over there ... The storm is blanketing nearly half the country, pummeling tens ...

A major winter storm that broke snowfall records in the Midwest is now slamming the mid-Atlantic and causing the cancellation ...