Did a comet strike Earth 55 million years ago? Glass spheres suggest impact may have triggered past global warming



Around 55 million years ago, Earth experienced a series of sudden and extreme global warming events, known as the Paleocene-Eocene Thermal Maximum (PETM).
Little is known about the causes of this warming period, but a new discovery could shed more light on this period in the planet's history.
Researchers have now provided the first direct evidence that a comet struck Earth during this time – although it is unknown whether this occurred in relation to the warming period.
THE PALEOCENE-EOCENE THERMAL MAXIMUM  The PETM occurred at the boundary between the Palaeocene and Eocene time periods... read more

 
13 October 2016 in Science &Technology, Views: 50
Source: Daily Mail
Share:
  •  





    News Widget for Webmasters



    Bring Eugene's son back home immediately

    Realtime News

     

    «
    »
    Mo Tu We Th Fr Sa Su
          1 2 3 4
    5 6 7 8 9 10 11
    12 13 14 15 16 17 18
    19 20 21 22 23 24 25
    26 27 28 29 30 31