Discover the extraordinary prehistoric giants – from mega-sloths to monster sharks – that once made today’s animals look ...

This video explores how prehistoric animals with extraordinary features may have inspired early dragon stories. Fossil ...

More than 500 million years ago, something in the ocean changed. Some creatures evolved to build their own hard-shelled exterior. Others grew to sizes never seen before as the amount of oxygen on the ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Life on Earth began over four billion years ago, not long ...