Stellar plasma can smear alien radio signals before they escape their star system, making them harder for astronomers to detect.

Red dwarfs make up the vast majority of stars in the galaxy. Such ubiquity means they host the majority of rocky exoplanets ...

A viral podcast moment last month reignited speculation about extraterrestrials and prompted President Donald Trump’s commitment to kickstarting the release of government files on flying saucers. But ...

Gravity may seem constant, but it actually varies across the planet—and one of the strangest places is Antarctica, where gravity is slightly weaker than expected. Scientists have traced this “gravity ...

Our planet plunged into one of the most dramatic climate states in its long history, approximately 720–635 million years ago.

Hardy bacteria in a lab survived pressures comparable to an asteroid strike on the red planet, suggesting a hypothetical scenario in which our planet was seeded with life.

Shaped by a different biology or culture, other intelligent civilisations – if they’re out there – might understand the ...

In last week’s The Universe column, I fielded a reader’s question about galaxy collisions in an expanding universe. The answer deals with vast distances, inscrutable forces and the ultimate fate of ...

What might aliens notice first about life on Earth? 👽 Neil deGrasse Tyson explores fascinating possibilities about first contact, biology, intelligence, and what truly makes our planet unique in the ...

Clairvoyant Baba Vanga, long believed by devotees to have foreseen events such as 9/11 and the COVID-19 pandemic, predicted alien visitors and the outbreak of World War III for this year. The blind ...

Americans are becoming more open to the idea that aliens have visited Earth, according to a series of polls that show belief in alien visitation has been steadily on the rise since 2012. Moreover, ...