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ESA/PLANCK COLLABORATION

Planck space telescope produces map of the Big Bang

22.03.2013

The European Space Agency's Planck telescope has completed the most detailed map ever of the cosmic background microwave radiation. The map is also the oldest map of the Universe, as it cooled 380,000 years after the Big Bang.

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© 03/20/2013 123RF Limited 2006-2012.

For polar bears, it's survival of the fattest

20.03.2013, Science Daily

One of the most southerly populations of polar bears in the world – and the best studied – is struggling to cope with climate-induced changes to sea ice, new research reveals. Based on over 10 years' data the study sheds new light on how sea ice conditions drive polar bears' annual migration on and off the ice.

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NASA

Voyager 1 leaves the Solar System

20.03.2013, Geophysical Research Letters

Thirty-five years after its launch, Voyager 1 appears to have travelled beyond the influence of the Sun and exited the heliosphere, according to a new study appearing online today. (AGU Release No. 13-11.)

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Marcott et al. 2013. Science

New climate study replicates anthropogenic warming trend

09.03.2013, Science

After more than a decade of sometimes bitter controversies and personal attacks, a new reconstruction of regional and global temperature anomalies since the last Ice Age strongly supports Michael Mann's 'hockeystick curve'. Global climate during the last decade is warmer than during three quarters of postglacial time and temperatures rise faster than ever before.

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