radio signal

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Repeating Signal From Deep Space Heard Again

FRB 121102 likely a natural occurrence

(Newser) - Astronomers have detected a rare radio signal that originated about 3 billion years ago in a galaxy far, far away. And as one expert puts it, the source is "kind of perplexing." Fast radio bursts, millisecond-long pulses of radio emission from beyond our galaxy, were first discovered a... More »

40-Year-Old Signal From Space Is Finally Explained

Astronomer says it was 'a natural phenomenon,' not aliens

(Newser) - In 1977, a radio telescope recorded a 72-second signal coming from the direction of the constellation Sagittarius. Stunned, the astronomer who observed it wrote "Wow!" on the readout. Since it couldn't be explained, plenty argued the signal was proof of life beyond our planet. After 40 years,... More »

SETI Investigates 'Interesting' Signal From Deep Space

But don't get too excited about ET just yet

(Newser) - Are aliens living 95 light-years away reaching out to say hello? OK, probably not, but astronomers are nevertheless intrigued by an unusual signal reported out of Russia, reports the Observer . It seems to be coming from the general vicinity of an ancient star in the constellation Hercules known as HD164595,... More »

7 Celebs Who Invented Terrific Things

Neil Young, Hedy Lamarr among stars behind fine inventions

(Newser) - Who says celebrities aren't the brightest bulbs in the box? Here are a few who came up with memorable inventions, as reported by Cracked :
  • Neil Young: The legendary singer/songwriter invented a new remote control system for model trains called the Trainmaster Command Control. He first designed it so his
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SETI Reveals 1st Signals in Hunt for Alien Life

But radio signals were generated by human-launched satellites

(Newser) - Good news for ET lovers: We've spotted radio signals from outer space matching what we expect to hear from extraterrestrials. Only problem: The signals were generated by our own satellites orbiting Earth. "Even though these signals are interference ... [the finding provides] a good indication that the first steps... More »

'You Got Jammed!'

People are snapping up devices to silence annoying chatterers. So what if they're illegal?

(Newser) - Ever find yourself cut off mid-conversation, on a bus or train, by a lost signal? Could be the work of the guy sitting next to you, the New York Times reports. An increasing number of people are snapping up pocket-sized jammers, which emit signals strong enough to knock out cell... More »

6 Stories