The Earth's atmosphere is being littered with new metal aerosols from burning spacecraft and rockets, scientists warn.

"If a signal gets broadened by its own star's environment, it can slip below our detection thresholds, even if it's there." ...

In Amiri’s calculations, Dyson spheres around white dwarfs tend to produce cooler, fainter thermal emission that peaks in the near- to mid-infrared, while M-dwarf cases can radiate more strongly but ...

When someone tells you about a UFO-themed taco restaurant, you have two choices: dismiss it as gimmicky nonsense or embrace the weirdness. Alien Taco & Tequila Bar in Jacksonville makes the second ...

There’s a restaurant in Jacksonville where the decor is extraterrestrial but the tacos are very much down to earth. Alien ...

The planet K2-18b, which drew intense speculation last year due to apparent signs of life, shows no signs of advanced civilisation after a comprehensive search for radio signals from it. In 2025, ...

Former U.S. President Barack Obama said he did not see evidence that aliens "have made contact with us," after sending social media abuzz by saying aliens were real on a podcast over the ...