The Masked Singer UK came to an end on Saturday night as the winner was finally crowned, but before that, it was time for the runner-up to be unmasked.

Costa Rica's Museo Nacional announces a groundbreaking fossil discovery in Cartago, including remains of a mastodon-like ...

Handout picture released by Costa Rica's Ministry of Culture showing archaeologists from the National Museum of Costa Rica ...

Long before today’s tree-dwelling sloths, a 4-ton giant roamed South America — and it may have stood and fought like a bear.

It’s not considered polite to talk about it, but we all do it. Some of us are in and out so quickly that nobody would even know we were gone. Others quietly get up from the sofa, tuck a newspaper ...

Why did mammoths and other contemporary mammals disappear? Throughout its eventful existence, Earth has experienced five ...

Radio host and former JLS singer Marvin Humes has been unmasked as Can of Worms on The Masked Singer, becoming the second ...

The world’s largest palaeoburrow is located in the Amazon Rainforest and is so long it’d take you roughly 20 minutes to walk ...

The sloth is a tropical mammal that lives much of its life hanging upside-down from tree branches. When obliged to descend to the ground, sloths crawl along a level surface at the rate of ten feet a ...

Sloths appear to have life figured out, and once the details are revealed, being envious makes sense. These tree-dwelling mammals have survived for millions of years by doing things their own way, and ...

A new discovery in Uruguay has possibly pushed the earliest evidence for human presence in South America back by thousands of years. Scientists studying a 33,000-year-old heel bone from a giant ground ...

In 1991, a skateboarder discovered 1.5-million-year-old giant ground sloth fossils in Wilmington, North Carolina. Scientists from the Smithsonian determined the fossils belonged to two different ...