Just over 40 years ago, in his novel Contact, astronomer Carl Sagan imagined what it would be like to detect radio signals ...

When you're looking for signs of extraterrestrial intelligence, it helps to know what you're looking for and to go about it ...

HBO Max just added the Alien movie special editions to celebrate Alien Day; here are all the major differences between the ...

We can now confirm that a sunspot belching out a solar flare is at least as unnerving to listen to as it is to watch.

In radio sales, one of the most limiting beliefs we quietly carry is this: we can only sell what our signal covers. Account Executives are trained to think in maps. While signal strength, counties ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Scientists have searched the skies for alien radio signals for more than 60 years, but all ...

From GPS satellites to mobile networks, modern technology relies on ultra-precise radio signals. Engineers have long tried to generate them on chips using interactions between light and sound, but the ...

One of the longest-standing techniques in humanity’s search for life beyond Earth may be causing scientists to miss alien signals entirely, a new study finds. Since the very beginnings of the search ...

Solar winds and coronal mass ejections may scatter narrow signals, making them harder for Earth-based telescopes to detect. The SETI Institute uses radio telescopes to search for signs of intelligent ...

The radio signal first started broadcasting on February 28, about 12 hours after the United States and Israel began bombing Iran. On a scratchy shortwave signal almost twice a day -- in the early ...

Radio silence has long puzzled those searching for extraterrestrial intelligence, but the answer might lie much closer to the source of potential signals than previously thought. Conditions around ...