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Daily Mail, 22.04.13 13:23 UTC

Is 'Siberian Stonehenge' really the birthplace of astronomy? Astonishing theory about remote spot 'used by stargazers 16,000 years ago'

PUBLISHED: 12:32 GMT, 22 April 2013 | UPDATED: 13:04 GMT, 22 April 2013 A Russian scientist believes a remote Siberian rock formation may be the first place that humanity began to follow the movement ...

Scientist professor Bely Iyus river the Siberian Times summer solstice astro-archeologist +8 more

Wired, 09.04.13 19:05 UTC

The Many Mysterious Forms of Water on Mars

The Phoenix Mars Lander sees its shadow on the martian summer solstice. (Image credit: NASA/JPL-Caltech/University of Arizona/Texas A & University) For years, the guiding principle of NASAâs Mars ...