Posts Tagged ‘Mad astrophysics’

Cosmic strings are super-massive, ultra-thin cracks in the universe [Mad Astrophysics]

12 Oct
Cosmic strings are theoretical fault lines in the universe, defective links between different regions of space created in the moments after the Big Bang. And they might be theoretical no longer - distant quasars show the fingerprints of these strings. More »

Extreme black holes billions of years ago overheated the universe [Mad Astrophysics]

08 Oct
Global warming really isn't just a local problem...universal warming ran through the universe 11 billion years ago, doubling the temperature of intergalactic helium. The cosmic temperature spike was so bad, it stopped galaxies from developing for 500 million years. More »