Dark matter may be massive: Theorists


Instead of WIMPS or axions, dark matter may be made of macroscopic objects as small as a few ounces up to the size of a good asteroid, and probably as dense as a neutron star…

Read More...

NASA’s Dawn spacecraft approaches protoplanet Vesta


NASA‘s Dawn mission to the doughnut-shaped asteroid belt between Mars and Jupiter, which launched in September 2007, is now approaching Vesta, a protoplanet that is currently some 143 million miles from Earth. Many surprises are…

Read More...