• Etna volcano – tremor signal started to rise sharply

    The tremor signal has started to rise sharply on Saturday,  March 31, which could mean that the 23rd paroxysm is about to occur. The next hours will show.Strombolian activity continued since Friday, March 30, at the new Southeast Crater crater.Explosions throw

  • Arctic sea ice maximum for 2012

    Arctic sea ice reached its maximum extent for the winter of 2011–2012 on March 18, the National Snow and Ice Data Center (NSIDC) has announced. (Extent is the total area of ocean in which ice concentration is at least 15 percent.) With a total extent of 15.24 million

  • New research cast doubts on accepted Moon origins theory

    In the new research, published online today in Nature Geoscience, geochemists led by Junjun Zhang at the University of Chicago in Illinois, together with her colleague at the University of Bern in Switzerland, looked at titanium isotopes in 24 separate samples of

  • Historic spring record heat in North America

    A huge, lingering ridge of high pressure over the eastern half of the United States brought summer-like temperatures to North America in March 2012. The warm weather shattered records across the central and eastern United States and much of Canada. The unseasonable

  • Sunspot 1434 unleashed M1.3 solar flare

    Sunspot 1434 located in the southern hemisphere, produced a rapid M1.3 Solar Flare at 20:39 UTC on March 17, 2012. A Type II Sweep Frequency Event with a velocity of 1140 km/s was detected as well. Analysis of the M1.3 flare is ongoing to determine if it was

  • What does a solar storm sound like?

    To get an idea what does a solar storm sound like, a University of Michigan researcher has created a "sonification" of measurements from two spacecraft during the most recent storm. The researcher who created it is Robert Alexander, a University of Michigan de