A planet with twice Earth's gravity produces creatures with different skeletal requirements, different muscular architecture, ...

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

Renny Harlin revealed why he walked away from directing Alien 3 after 20th Century Fox rejected his radically different ideas ...

BeckBroJack takes his fish transformations to new heights—literally—as he attempts to escape the void of space. In this ...

The heaviest sci-fi books of all time include classics like Brave New World and Nineteen Eighty-Four alongside newer novels ...

Besiege Broken Beyond launched June 22 on Steam, adding inverse-square-law multi-body orbital gravity, 13 new space blocks, ...

Harvard astrophysicist Avi Loeb argues 3I/ATLAS and other interstellar objects may hint at alien technology, drawing fame, ...

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

The roundabout known as Memorial Circle, at the west end of the Arlington Memorial Bridge, is among the more forgettable ...

The pilots dubbed the fireballs “foo fighters” but had no idea what they were. Plasma? Enemy tech? Aliens? We still haven’t ...

WD 1856 b circles the burnt-out core of a dead star at a distance that seems almost impossible. The giant planet skims around ...

In 1988, the Soviet Union launched two of its most ambitious spacecraft ever built not toward Mars itself, but toward one of ...