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 ...

D.C.’s big snowball fight is in its 15th year and Monday’s anniversary celebration is not complete, of course, without a ...

A major winter storm covers Washington, DC, in snow. Residents of the US capital take part in a giant snowball fight 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 ...

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