• Earth’s magnetic field showing signs of significant weakening

    ​The first set of high-resolution results from ESA’s three-satellite Swarm constellation reveals the most recent changes in the magnetic field that protects us from cosmic radiation and charged particles that bombard Earth. Magnetic field is in a permanent…

  • New evidence for oceans of water deep in the Earth

    Researchers from Northwestern University and the University of New Mexico report evidence for potentially oceans worth of water deep beneath the United States. Though not in the familiar liquid form — the ingredients for water are bound up in rock deep in the Earth&rsq

  • Solar mini-max

    NASA and NOAA agree: Solar Max has arrived, but this "mini Max" is not like any other solar maximum of the Space Age.Years ago, in 2008 and 2009 an eerie quiet descended on the sun.  Sunspot counts dropped to historically-low levels and solar flares cease

  • Night sky guide for June 2014

    Globular clusters M10 and M13 will both be well placed for observation at the beginning of June. The strongest daylight meteor shower – Daytime Arietids – peaks on June 7. Since the radiant will be located only thirty degrees west of the Sun the