Scientists are sharpening the methods used to search for alien artifacts inside our own solar system, drawing on recent ...

When you look back at ’90s and 2000s sci-fi, it’s amazing how one movie with a giant stone ring changed virtually everything.

Some astronomers have made it their life’s work to find “Earth 2.0,” a rocky planet orbiting a star just like our own Sun. It ...

If a Galactic Internet is out there, we may be like fish swimming through the ocean, unaware of the undersea cables carrying vast streams of information around us. The data may be flowing right past ...

Astronauts of the future may be radically different from the rest of us in physiology and psychology. So, to what extent ...

To explore strange new worlds; to seek out new life and new civilizations; to boldly go where no one has gone before!

Star Wars has space wizards, laser swords, galaxy-spanning wars, and the most advanced civilizations imaginable.It also has a guy named Therm Scissorpunch.For a franchise that invented entire ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

A recent study suggests that late M-stars, despite their abundance in the galaxy and potential for hosting detectable Earth-like planets, are unlikely to support the emergence of complex animal life.

Carole Haswell receives funding from STFC. We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of these is whether Earth is the ...

For 21 years, between 1999 and 2020, millions of people worldwide loaned UC Berkeley scientists their computers to search for signs of advanced civilizations in our galaxy. The project—called ...

Professor of Earth, Environmental, and Planetary Sciences, University of Tennessee If you’ve seen illustrations or models of the solar system, maybe you noticed that all the planets orbit the Sun in ...