This photograph was taken in Wallonia, Belgium. J.S. Henrardi

Are we alone? The question is worthy of serious scientific study

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How unique is our universe? Jaime Salcido/Durham University, Author provided

We discovered that life may be billions of times more common in the multiverse

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Artist’s impression of Proxima b, a planet orbiting the star Proxima Centauri within the closest known star system outside of our solar system. (ESO/M. Kornmesser), CC BY-SA

Can Artificial Intelligence help find alien intelligence?

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Mars seen by Viking. NASA / USGS

Our rover could discover life on Mars – here’s what it would take to prove it

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Dave Strom/Flickr, CC BY-NC-ND

Newly discovered Churchill essay on aliens is a timely reminder of the dangers facing life on Earth

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