Scientists continue to explore one of humanity’s biggest questions: are we alone in the universe? This documentary examines the modern search for intelligent alien life, from advanced telescopes and ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for ...

The universe is vast and teeming with stars – but if intelligent life exists, it may not be able to visit Earth.

So many things had to happen for us (humans) to end up here (Earth). Our species is made possible because a water-filled planet orbits a particular distance away from a star of a particular size.

The Drake Equation helps scientists estimate the odds of finding intelligent alien civilizations. It’s an age-old question: Do aliens exist? And what are the odds we’ll make contact? A famous ...

Radio astronomer Emma Chapman explains why the radio view of the universe is so crucial to space exploration, astronomy, and ...

A space boffin says intelligent aliens 'absolutely' exist, but blasts UFO cover-up theories as she waits for an ET radio ...

Where are all the aliens? No, I don’t mean microbes on Mars or creatures swimming beneath the ice crusts of Europa or Enceladus, but honest-to-God intelligent aliens, capable of space travel? The ...

After retired space pioneer Haim Eshed claims aliens visited Earth, made deals with people, Isaac Ben-Israel says he went too far, but fascination with extraterrestrial life legit ...

Researchers at SETI (the Search for Extraterrestrial Intelligence) might be looking for the wrong thing, says one of SETI's astronomers in The Guardian. They're looking for aliens that are like us.