Quantcast

Latest Victor Francis Hess Stories

Cosmic Ray Origins Still A Mystery
2012-08-01 05:01:58

April Flowers for redOrbit.com - Your Universe Online In August, physicists will gather to celebrate a century of research since the discovery of cosmic rays. It is widely accepted that cosmic rays are the nuclei of atoms, from the full array of naturally occurring elements that travel at near-light-speeds for millions of years before reaching Earth. What isn't known yet is where these cosmic rays originate. Alan Watson, emeritus professor of physics at the University of Leeds, provides...


Word of the Day
grass-comber
  • A landsman who is making his first voyage at sea; a novice who enters naval service from rural life.
According to the OED, a grass-comber is also 'a sailor's term for one who has been a farm-labourer.'