HOW COULD ALIENS BLOW UP EARTH?
By Elizabeth Howell on March 8th, 2013 on UniverseToday Earth. It seems so solid and permanent. But really, all you need to do is expand the Sun enough, and the entire planet would melt away. Or worse, find yourself at the mercy of some seriously powerful and angry aliens.Actually, the beings who destroy Earth in The Hitchhiker’s Guide to the Galaxy, which first aired on BBC Radio 4 on this day (March 8) in 1978, were not so much angry as logical about their....
SUPER-CIVILIZATIONS MIGHT LIVE OFF BLACK HOLES
By Ray Villard on April 30th, 2011 on news.discovery.com The sad unplugging of the Allen Telescope Array due to lack of funding brings a screeching halt, at least temporarily, to the most ambitious search for “hello” radio transmissions from E.T. But perhaps it’s time to simply think far outside of the box regarding our preconceptions of how to find extraterrestrial civilizations, says Clement Vidal of the Evolution, Complexity and Cognition group at the Vrije Universiteit Brussel. And, the most advanced aliens may be....
BLACK HOLE DRIVE COULD POWER FUTURE STARSHIPS
By Ryan Anderson on November 19, 2009 on Universe Today What would happen if humans could deliberately create a blackhole? Well, for starters we might just unlock the ultimate energy source to create the ultimate spacecraft engine — a potential “black hole-drive” – to propel ships to the stars. It turns out black holes are not black at all; they give off “Hawking radiation” that causes them to lose energy (and therefore mass) over time. For large black holes, the amount of radiation....
