You may have heard how sounds travel farther during a temperature inversion
, when air near the ground is cooler than the air above. But do you know how this phenomenon is related to the 1947 UFO crash in Roswell, New Mexico? [more inside]
posted by mbrubeck
on Jun 8, 2014 -
A five-part series on the ultimate limit on technology, and how that limit could help us find other civilizations: 1 2 3 4 5 [via]
posted by cthuljew
on Dec 12, 2012 -
September 30th, 2002, scientists intercepted a 10 minute radio burst from the galactic center, 26,000 Light Years away. 77 minutes passed, and it repeated. And again. The signal repeated 5 times that evening.
Some think those signals are weird mysterious.
Others think they are interesting mysterious.
posted by Lord_Pall
on Oct 25, 2006 -
We are not alone....
a new planet outside of our solar system was found today. It's only a matter of time before the little green men come down to greet us.
posted by mathowie
on Nov 13, 1999 -