Add Yahoo as a preferred source to see more of our stories on Google. Small drones can be hard to track at night. Kevin Carter/Getty Images The recent spate of unidentified drone sightings in the U.S.

The origin of long-period radio bursts has been shown to be from the clash of magnetic fields as a white dwarf steals matter ...

December 10, 2025, Mountain View, CA -- For 10 months, a SETI Institute–led team watched pulsar PSR J0332+5434 (also called B0329+54) to study how its radio signal "twinkles" as it passes through gas ...

Add Yahoo as a preferred source to see more of our stories on Google. Illustration: MH370 plane on blue background with radio signals being emitted around itt Transmissions from amateur radio ...

How can radio astronomers successfully identify extraterrestrial radio signals while discerning them from Earth-based radio signals? This is what a recent study published in The Astronomical Journal ...

Pulsars are ultra-dense, rapidly spinning, and highly magnetized remnants of dead stars. They act like cosmic lighthouses, sending out regular pulses of radio waves and sometimes gamma rays in beams ...