Attack By Chondrite: Scientists ID Russian Meteor


  Attack By Chondrite: Scientists ID Russian Meteor   February 22, 2o13 Enlarge image Researchers who studied pieces of the … Altro

Hangout on G+ with Astronaut Samantha Cristoforetti (Youtube video)


    FEB 15 Hangout on G+ with Astronaut Samantha Cristoforetti (by pio dal cin) February 15th 2013 10:23 pm. What … Altro