Observations of interstellar object 3I/ATLAS show increased water, carbon dioxide, and organic gas release after its passage near the Sun, based on data from NASA’s SPHEREx mission ...

Casimir cavities are mysterious spaces between microscopic metal plates in a vacuum. Areas of diminished energy between the ...

In 2017, an interstellar object zipped through our solar system and instantly triggered the most predictable headline: aliens. But the real mystery wasn’t the shape—it was the motion. It accelerated ...

The former president clarified comments he made about extraterrestrial life on a podcast over the weekend.

Barack Obama sparked a debate after seeming to confirm aliens are “real” on a podcast. The comment came as Congress continues ...

INSIDE THIS REPORT The discovery did not arrive with spectacle. It arrived in spectral lines—quiet, technical, and unmistakable. NASA’s SPHEREx telescope has now detected organic molecules streaming ...

Comet Wierzchoś, also known as C/2024 E1, is rapidly brightening as it approaches its closest point to Earth next week. But ...

The interstellar visitor, only the third such object to be discovered passing through our solar system, ignited controversial ...

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the ...

A Harvard scientist has suggested that our Solar System may be far more crowded with interstellar objects than anyone ...