The Huronian Ice Age, occurring 2.5 billion years ago, was Earth's first major ice age. In this video, we dive into what the ...

Surprising new fossil evidence undermines the idea that there was ever a mass extinction on land – and may force us to ...

According to eyewitness accounts, the following events happened: • Elephants screamed and ran for higher ground. • Dogs refused to go outdoors. • Flamingos abandoned their low-lying breeding ...