Humanity has spent a century turning interstellar travel into a cultural inevitability, from pulp magazines to prestige ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

Elon Musk has never been shy about grand comparisons, but his latest claim pushes even his own scale of ambition. He now ...

Long before scientists discovered that other stars in the universe host their own planetary systems, humanity had ...

Scientists searched 27 exoplanets for alien technology using planetary eclipses, revealing a new way SETI hunts signals ...

A series of century-scale droughts may have quietly reshaped one of the world’s earliest urban civilizations. New climate ...

Will Crowe, chief executive of HEO, shows how the company has improved imaging of spacecraft in low Earth orbit, such as the Tiangong space station. Credit: SpaceNews/Jeff Foust SYDNEY — An Australian ...

As humans expand into space, how we'll continue to expand the species remains an important question. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Could we really be on the verge of discovering life on other planets? Maybe. And the case is growing stronger by the day. It’s not just a hunch—there’s hard data to back up the claim that we may not ...

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 ...

Shelli Brunswick is CEO & Founder of SB Global LLC and an international keynote speaker on tech used for the betterment of humanity. Each October, the global community looks upward during World Space ...