Stellar plasma can smear alien radio signals before they escape their star system, making them harder for astronomers to detect.

AlterEgo, a company born out of MIT's Media Lab, recently shared a demo of its "silent speech" device that looks like ...

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

The showdown between the Pentagon and Anthropic is a window into how unprepared we are for the questions we are facing.

Researchers created a liquid-metal artificial pupil that automatically adjusts to light, helping robots and self-driving systems see more accurately in changing environments.

Some technology at MWC is groundbreaking. Some of it is just plain weird. These are the oddball inventions that made the show ...

During the season six premiere episode of "The Proof Is Out There" a high-tech U.S. military camera catches alien technology flying over the Persian Gulf, leading to further investigation and ...

Some believe the Betz mystery sphere, a steel ball that a Florida family found on their property in 1974, is a piece of alien technology. Here’s the truth.

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

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 ...

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant life might be present there. And then we can search for changes in a planet’s ...

Our search for extraterrestrial life has turned up empty, perhaps because technologically advanced civilizations are doomed ...