Are we alone in the universe? The answer to one of humanity's biggest questions is complicated by a basic reality: If there is life on other worlds, it may not look familiar. A sample of rocks from ...

No one knows exactly what to expect if we encountered other forms of alien life. Would they talk like us? Look like us? Or ...

Whether or not we're alone in the universe is one of the biggest questions in science. A recent study, led by astrophysicist Nikku Madhusudhan at the University of Cambridge, suggests the answer might ...

Are we alone in the universe? The answer to one of humanity’s biggest questions is complicated by a basic reality: If there is life on other worlds, it may not look familiar. A sample of rocks from ...

"A needle in the haystack, or just a sharp piece of hay?" When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Last week, a team of astronomers ...