When closely related species mate, their offspring sometimes survive but cannot reproduce. This pattern often affects males ...

The appendix has independently evolved at least 32 times across 361 mammalian species. What makes it an evolutionary darling ...

A rare Japanese ant is the only species known to lack female workers and males; all of its young develop into parasitic queens that try to take over other colonies.

Little Foot” is the most complete Australopithecus fossil ever found. And now we finally have an idea of what this group of ...

Will humanity extend into the far future? It's likely many of us think it should. The problem is that each of us, individually and collectively, act otherwise—we are destroying the environment and ...

Your home is crawling with life you can't see. Explore 18 fascinating microscopic beings that live in most houses, from dust mites to strange fungi.

Watching the former U.S. president these days is an exercise in wistful nostalgia. Remember when America was led by an intelligent, articulate, thoughtful and classy gentleman who spread hope instead ...

To hell with your Fermi paradox: we’ve got presidential declarations. During a podcast interview with political commentator Brian Tyler Cohen released Sunday, former president Barack Obama casually ...

NASA astronaut says humanity is 'living a lie' after spending 178 days in space Trump’s Iran attack raises questions about personal motives Eminem couldn’t ignore MGK’s tweet about his daughter - "She ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...