A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

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

What would it mean for humans if there were another species out there, and how big is the challenge when the human species is just a speck among others in space? The bigger problems and challenges ...

Machine learning is quietly rewriting the rules of the cosmic hunt for company. Instead of waiting to recognize familiar ...

Forbes contributors publish independent expert analyses and insights. Dr. Lance B. Eliot is a world-renowned AI scientist and consultant. In today’s column, I explore a fascinating proposition about ...

For more than a century, from George Melies’ A Trip to the Moon to Stephen Spielberg’s E.T. and Close Encounters to this summer’s blockbuster sequel to Independence Day, mass media, and the general ...

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 ...

Movile Cave in Romania has evolved independently since it was cut off from the air and sunlight 5.5 million years ago. Its extreme environment seems inhospitable to most life on Earth. Yet, this place ...

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, ...

That’s what most Americans believe, according to a new YouGov poll. The majority think that extraterrestrial aliens definitely or probably exist, the survey found, and many are also pretty sure ...