Werner Herzog does not believe aliens have visited Earth, but he does think other life forms exist in the universe. He also believes his poetry will outlive his films.

Military satellite research brought us GPS. Astronomers influenced medical imaging tech. What would be invented after we discover alien life? Professor Sara Seager explains the consequences of such a ...

When people imagine aliens, they usually picture biological creatures similar to life on Earth. But many scientists argue that advanced intelligence is unlikely to remain biological for long. Machines ...

On Earth, life thrives in some of the most seemingly inhospitable environments. Single-celled organisms like bacteria teem in the hot springs of Yellowstone National Park, where temperatures reach ...

Around 1.7 billion years ago, eukaryotes—the building blocks of complex life—first appeared on Earth, and now scientists have ...

Former President Barack Obama said he did not see evidence that aliens "have made contact with us," after sending social media abuzz by saying aliens were real on a podcast over the weekend. During a ...

Former President Barack Obama on Sunday said the chances of aliens visiting the Earth are “low” in an attempt to clarify earlier remarks made on a podcast over the weekend that drew attention online ...

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, ...

Add Yahoo as a preferred source to see more of our stories on Google. An artist's impression of what Prototaxites may have looked like 400 million years ago. - Matt Humpage Some 400 million years ago, ...

Without the right oxygen balance, phosphorus and nitrogen vanish — and life can't take hold. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.