Cosmology
The Beginning of the Universe in 3 Minutes
One of the greatest mysteries is how the Universe began -- and also how and why does it appear to…
Two New Online Astronomy Courses from CosmoQuest
Want to learn more about our Universe or refresh your astronomical knowledge? Cosmoquest has two new online astronomy classes, and…
Watch Live Webcast: Witnessing Starbursts in the Early Universe
Recently, a multinational team of astronomers found that massive, "dusty" galaxies were churning out stars much earlier than previously believed…
Extreme Telescopes: Unique Observatories Around the World
In 1888, astronomer Simon Newcomb uttered now infamous words, stating that “We are probably nearing the limit of all we…
Meet Hopper: A Key Player in the Planck Discovery Story
Behind every modern tale of cosmological discovery is the supercomputer that made it possible. Such was the case with the…
Planck’s Cosmic Map Reveals Universe Older, Expanding More Slowly
Like archaeologists sifting through the dust of ancient civilizations, scientists with the ESA Planck mission today showed a map of…
Nearby Ancient Star is Almost as Old as the Universe
A metal-poor star located merely 190 light-years from the Sun is 14.46+-0.80 billion years old, which implies that the star is…
Book Review: Unraveling the Universe’s Mysteries
“Unraveling the Universe’s Mysteries” is Louis A. Del Monte’s contribution to the world of science writing. If you haven’t heard…
Stephen Hawking and CERN LHC Team Each Win $3 Million Prize
Stephen Hawking visited the Large Hadron Collider's underground tunnel at Europe's CERN particle physics research center in 2006. Hawking and…
Do We Really Need Dark Matter?
Hubble mosaic of massive galaxy cluster MACS J0717.5+3745, thought to be connected by a filament of dark matter. Credit: NASA, ESA,…