While 3I/ATLAS is definitely a comet, its composition and age have remained unclear. Now, astronomers have solved these ...

Last year, an interstellar traveler entered our solar system. Some speculated that it was an alien spacecraft, but it turned ...

Group set up by Harvard professor Avi Loeb to advise White House, Pentagon, FBI and American intelligence community on ...

In a recent two-week voyage through the southern Atlantic, scientists uncovered an astonishing array of 31 previously unknown ...

The Hubble Space Telescope has made multiple observations of exoplanet WASP-121 b, also known as Tylos. The extreme ...

Interstellar comet 3I/ATLAS carries isotopic ratios entirely outside the Solar System range, ESO’s Very Large Telescope has ...

Scientists may have found the strongest hint yet that life could exist beyond Earth, and the focus is not Mars but a distant ...

Astronomers have sharply revised down the mass of nearby super Earth GJ 3378b, dramatically improving its prospects as a ...

Most professions reward certainty. A doctor is expected to diagnose, a lawyer to argue a clear position, a manager to make a ...

A siphonophore—a colonial marine invertebrate related to the venomous stinging Portuguese Man-o-war—is scanned using Deep ...

A recently discovered "super Earth" located around 25 light-years from our planet is not as massive as previously thought, ...

Using emerging radio techniques refined during and after the Second World War, the astronomers detected a powerful radio ...