The Sunspot Number is a crucial tool used to study the solar dynamo, space weather and climate change. It has now been recalibrated and shows a consistent history of solar activity over the past few centuries. The new record ...
Space Exploration
Aug 7, 2015
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Wouldn't it be great if scientists could make their minds up? One minute they're telling us our planet is warming up due to human activity and we run the risk of potentially devastating environmental change. Next, they're ...
Earth Sciences
Jul 27, 2015
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The sun is our nearest star and the source of all our light and heat on Earth but recent reports have highlighted an ongoing steep decline in solar activity.
Space Exploration
Jan 22, 2014
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(Phys.org)—When a sun-gazing NASA satellite designed and built by the University of Colorado Boulder launched into space on Jan. 25, 2003, solar storms were raging.
Space Exploration
Jan 24, 2013
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Streaming into the solar system at nearly the speed of light, galactic cosmic rays (GCRs) are a high-energy mix of protons, electrons, and atomic nuclei. As they pass into reach of the outflowing solar wind, the propagation ...
Space Exploration
Nov 13, 2012
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As the Sun enters a period of low solar activity over the next 50 years, new research has calculated the probability of unusually cold winter temperatures occurring in the UK.
Earth Sciences
Jul 4, 2011
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