While imperceptible to humans, these tiny delays are significant for experiments that rely on pulsars as ultra-precise cosmic ...

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

NASA’s search for life beyond Earth is no longer a distant dream but a coordinated campaign that now stretches from Martian rocks to interstellar visitors. Instead of chasing flying saucers, ...

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

Astronomers are using China's powerful FAST radio telescope to chase after 100 intriguing signals detected by the SETI@home ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

After reviewing almost 30 years of signals, University of California Berkeley researchers have identified 100 mysterious, ...

A composite view of Mars taken by the Viking I and II probes. NASA/USGS In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The ...

What does it take to detect a radio signal sent by extraterrestrial life to Earth? Two decades of work involving radio ...

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

Real scientific efforts at universal communication have also involved mathematics and numbers. The covers of the Golden ...

Explore how astronomers aim to identify signs of alien life by analysing the atmospheres of distant exoplanets through ...