New research reveals where the nearest alien civilization may exist, which could be far older than intelligent life on Earth.

In the vastMilky Way, billions of planets may harbor life, but new research presented at the EPSC-DPS2025 Joint Meeting ...

Here, we explore six notable civilizations that have collapsed, shedding light on some of the causes behind their demise and some interesting parallels relative to today. Ancient civilizations that ...

Researchers from the Search for ExtraTerrestrial Intelligence (SETI) have come up with suggestions for NASA to level up its ...

This theory was the brainchild of Francis Crick (yes, the one who helped identify DNA) and Leslie Orgel, the originator of ...

Last week NASA announced the "clearest sign of life that we've ever found on Mars". Amazing news, or a "crushing blow" for humanity?

Sites and artifacts are revealing clues to the continent’s recent history. An archaeologist explains the findings and threats ...

We’re celebrating 180 years of Scientific American. Explore our legacy of discovery and look ahead to the future. In the late 1800s Italian astronomer Giovanni Schiaparelli pointed a telescope at Mars ...

But when he pitched the idea to his teenage son, Whiteson realized that approach was a bit boring and decided to spice things up using an alien landing. At the heart of the book is a new equation for ...