Latest Stefan Funk Stories
New research adds doubt that a prominent European astrophysics experiment may have found evidence of dark matter.
The Crab Nebula, one of our best-known and most stable neighbors in the winter sky, is shocking scientists with a propensity for fireworksâ€”gamma-ray flares set off by the most energetic particles ever traced to a specific astronomical object.
New images from NASA's Fermi Gamma-ray Space Telescope show where supernova remnants emit radiation a billion times more energetic than visible light.
- A coin originally worth six pennies Scots, and later three; held equivalent to an English halfpenny.
- (in plural) Money; cash.