There is something strange is lurking in the galactic neighborhood.
An unknown object in galaxy M82 12 million light-years away has started sending out radio waves, and the emission does not look like anything seen anywhere in the universe before except perhaps by Ford Prefect...
The first light in the universe, the light used to push spacecraft, and the light produced by kicking the head of a walrus.
Source:
http://discovermagazine.com/2010/mar/20-things-you-didn.t-know-about-light
The nearly 20-year-old Hubble Space Telescope has taken many iconic images of the cosmos and is even the star of a new 3D IMAX movie that gives viewers a chance to fly through those snapshots.
But does Hubble show us what the universe really looks like?
Source:
http://www.msnbc.msn.com/id/35931426/ns/technology_and_science-space/
By analyzing these images, cosmologists have made the most accurate determination of the age of the cosmos, have directly detected primordial helium gas for the first time and have discovered a key signature of inflation, the leading model of how the cosmos came to be.
Source:
http://www.wired.com/wiredscience/2010/02/nasa-wmap-universe-age/
