Could our earliest radio broadcasts have been heard by alien worlds? Researchers suggest the waves have travelled over 100 ...

Finding alien life could shake some people to their very souls, but different religions can take very distinct approaches to ...

A "baby" exoplanet, discovered emerging from its cosmic cocoon around a nearby star, is the youngest alien world ever seen, a new study reveals. The planetary infant is less than 1 million years old ...

NASA has confirmed 6,000 exoplanets, marking a major milestone in humanity’s quest to understand other worlds. From gas giants hugging their stars to planets covered in lava or clouds of gemstones, ...

Since 1975, Nikon's Small World competition has featured images of strikingly surreal, alien beauty. Here are this year's ...

This article predates the current owners of Science Blog. It has not been reviewed under the current editorial process and is kept as part of the archive. Four hundred light years away, a planet ...