Cosmology
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,…
The Brightest Galaxies in the Universe Were Invisible… Until Now
Hubble images of six of the starburst galaxies first found by ESA's Herschel Space Observatory (Keck data shown below each…
Does the Universe Have a Purpose?
An intersection of two of my favorite entities (Minute Physics and Neil deGrasse Tyson) now covers a topic that has…
Hot Gas Bridge Discovered Connecting Galaxy Clusters
An "bridge" of hot gas stretches between galaxy clusters Abell 401 and Abell 399 It may not be good practice to…
Book Review: About Time: Cosmology and Culture at the Twilight of the Big Bang
When introducing his book "About Time: Cosmology and Culture at the Twilight of the Big Bang," author Adam Frank tells…
Why is the Sky Dark at Night?
The Minute Physics folks have created another great video, this time explaining why the sky is dark at night. Although…