Are we alone in the Universe? With more than 100 billion galaxies in the observable universe and at least 500 billion planets ...

Now, an international team of researchers reports in the journal Science Advances that a short time later, a more than ...

For instance, what if we really are being visited by aliens from other worlds and they turn out to be aggressive, violent, ...

So, by that standard, could a similar fate await humanity in the not-so-distant future? Well, as the saying goes, all good ...

Devil in Silver, global storytelling, YouTube's rise, and why television's future may look completely different.

The rocky exoplanet depicted here in this artist’s illustration, with a fuzzy atmosphere. (Melissa Weiss/CfA) As the famous ...

The plants outside your window carry a hidden geography. Many arrived from distant continents. A new global forecast shows that mix is about to shift, in ways few people notice until it takes hold.

A lot has changed, we find, in our five-year Wknd stock-taking of sci-fi evolution – our first since the pandemic. Take a ...

The discovery of thousands of exoplanets has intensified speculation about whether complex life could evolve beyond Earth ...

The newly discovered planet, Beta Pictoris d. (ESO/B. Sutlieff, M. Bonse et al.) One of the most exciting things about ...

Why do we tend to assume that UFOs are crafts carrying alien beings rather than alien beings themselves? How the UFO ...

NASA's James Webb Space Telescope has revealed new details about the blistering lava planet 55 Cancri e, where temperatures ...