Has this mysterious signal from space finally been explained? Explanations for the signal have ranged from aliens to spy satellites to comets.

Report of Possible Alien Signal Sets SETI Community Abuzz

'Strong Signal' From Another World Might Not Be Aliens After All Signal detected by SETI researchers could have come from someplace much closer to home. Turns out that “strong signal” from an alien world 95 light years away may not have been a strong signal or even from an alien world.

Scientists Looking For Alien Life Investigate 'Interesting' Signal From Space Russian astronomers detected an unusual radio signal last year. The SETI Institute says its too soon to say if the signal came from intelligent lifeforms — but they're checking it out.

It Took Over 3600 Years, But We Finally Have the Digital Sundial

Scientist Claims To Have Figured Out What The Mysterious "Wow!" Signal Was Almost 40 years ago, we received a mysterious signal from space. The signal lasted for 72 seconds and it was so unusual that it was dubbed the Wow! Signal, owing to the word scrawled by its discoverer. It has been puzzling scientists ever since. Seve Read more ... ral explanations from unusual phenomena, transient…

Mysterious Wow! Signal Came From Comets, Not Aliens, Claims Scientist In 1977, astronomer Jerry R. Ehman observed a data signal so unique he drew a red circle around it and wrote “Wow!” to emphasize the discovery. The source of the signal was never identified, leading some to say it was aliens. But a new study sugg Read more ... ests it wasn’t aliens at all—but rather a hydrogen cloud caused by comets.

Dial this secret number to see how good your iPhone signal really is VIDEO: Change your bars to a much more precise signal.

Signal Gets $1.8M For Its NLP Market Intelligence Platform Sorting the signal from the noise is an increasingly tedious task for anyone spending time online. London-based startup Signal is using that as an opportunity..