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    • When Was Earth Last Struck by a Supernova?

      When Was Earth Last Struck by a Supernova?

      Scientific American· 5 days ago

      In this case, a supernova within about 160 light-years, or 1.5 quadrillion kilometers, would qualify. Iron 60 is a radioactive isotope of iron that...

    • Noel Gallagher - Actor

      Noel Gallagher - Actor

      TV Insider· 2 hours ago

      A founding member of the British rock group Oasis, guitarist and songwriter Noel Gallagher became well-known for his catchy, soulful songs like...

    • Bejeweled galaxy sparkles in new Hubble photo

      SPACE.com· 20 minutes ago

      The nearby spiral galaxy, formally known as NGC 4689, lies only 54 million light-years from Earth. It is located in the constellation Coma Berenices, which means "Berenice's Hair" in Latin and ...

    • Do These Ancient Pictographs Show a Supernova?

      Do These Ancient Pictographs Show a Supernova?

      ExplorersWeb via Yahoo News· 19 hours ago

      In 1953, two CalTech astrophysicists with a side passion for archaeology drove a battered Jeep across the northern Arizona desert to the top of White...