http://www.physorg.com/ en-us Physorg.com internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. New fossil findings discovered by scientists at UC Santa Barbara challenge prevailing views about the effects of "Snowball Earth" glaciations on life, according to an article in the June issue of the journal Nature Geoscience. http://www.physorg.com/news162564864.html Space & Earth Tue, 26 May 2009 13:54:59 EST news162564864 (PhysOrg.com) -- The planet`s present day greenhouse scourge, carbon dioxide, may have played a vital role in helping ancient Earth to escape from complete glaciation, say scientists in a paper published online today. http://www.physorg.com/news147361639.html Space & Earth Mon, 01 Dec 2008 13:47:19 EST news147361639 LSU scientist Huiming Bao, along with colleagues from UCLA and China, recently discovered some of the first atmospheric evidence in support of the `Snowball Earth` hypothesis. This theory suggests that Earth was entirely covered by ice during the Cryogenian period, which took place from about 790 to 630 million years ago. Their findings were reported in the May 22 issue of Nature. http://www.physorg.com/news135005681.html Space & Earth Fri, 11 Jul 2008 14:34:41 EST news135005681