Plenty of dark matter near the Sun
The high resolution simulation of the Milky Way used to test the mass-measuring technique. Credit: Dr A. Hobbs (Phys.org) -- Astronomers at the University of Zürich, the ETH Zurich, the University of Leicester and NAOC Beijing have found large amounts of invisible "dark matter" near the Sun. Their results are consistent with the theory that the Milky Way Galaxy is surrounded by a massive "halo" of
People of the Lake
The drying up of the Aral Sea was an environmental and human tragedy, but can Kazakhstan undo this man-made disaster? Read more Editor’s note: Since this film was made, the Small Aral Sea has remained stable although is still only about half its original size. But its salinity has returned to levels that can sustain the pre-1960 ecosystem. Commercial fishing has increased and many people have come
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Syria’s newly assertive Kurds
Egypt president Mohamed Morsi forces top generals to retire