Sometimes you only need one of these big guys to come your way,” observed Julián Alvarado-Gómez of the Leibniz Institute for Astrophysics Potsdam. These comments evoke the significance of the recent ...

The simulation hypothesis—the idea that our universe might be an artificial construct running on some advanced alien computer ...

NASA's alien-hunting Europa Clipper spacecraft took seven hours of ultraviolet observations of interstellar comet 3I/ATLAS while both objects zoom toward Jupiter.

Could a comet’s tail pointing towards the Sun possibly indicate alien technology, or is it just a strange quirk of dust ...

The Day the U.S. Government Abruptly Declared UFOs Boring On December 17, 1969, one of the most suspenseful, paranoid, and ...

The fundamental nature of living things challenges assumptions that physicists have held for centuries.

From the creators of XCOM's Long War mod, Terra Invicta bridges the gap between civilization on Earth and the vast interstellar empires of other space strategy games.

That’s the question at the center of Pop Mech ’s new story, “ Aliens Probably Exist—But They’re Staying Silent For a Reason, ...

Astronomers have found what could become the first target for a crucial test of NASA’s upcoming Nancy Grace Roman Space Telescope, a soon-to-launch observatory that serves as a pathfinder mission for ...

In 1995, a pair of scientists discovered a planet outside our solar system orbiting a solar-type star. Since that finding—which won the scientists a portion of the 2019 Nobel Prize in ...

It is guaranteed that any future advancements we make in the sciences must reduce to the current laws we understand when tested in the environments in which they were developed. Einstein's gravity ...

Science fiction has long speculated about the possibility of first contact with an alien species from a distant world and how we might be able to communicate with them. But what if we simply don’t ...