http://www.ccnmag.com Fri, 10 Oct 2008 20:47:43 +0100 FeedCreator 1.7.2 http://www.ccnmag.com/article/hiv_aids_pandemic_began_around_1900 The growth of cities in Africa along with high-risk behaviors may have been the key change that allowed the virus to flourish. CalTechNews Thu, 02 Oct 2008 10:46:06 +0100 http://www.ccnmag.com/article/two_mass_extinctions_and_the_evolution_of_dinosaurs Dinosaurs survived two mass extinctions and 50 million years before taking over the world and dominating ecosystems, according to new research published this week. CalTechNews Wed, 01 Oct 2008 11:06:47 +0100 http://www.ccnmag.com/article/giant_geese_with_bony-teeth_once_flew_over_england A 50 million year old skull reveals that huge birds with a 5 metre wingspan once skimmed across the waters that covered what is now London, Essex and Kent. CalTechNews Sun, 28 Sep 2008 10:09:26 +0100 http://www.ccnmag.com/article/nasa_indentifies_carbon-rich_molecules_in_meteors_as_the_origin_of_life_ Tons, perhaps tens of tons, of carbon molecules in dust particles and meteorites fall on Earth daily. CalTechNews Thu, 25 Sep 2008 22:37:27 +0100 http://www.ccnmag.com/article/america_s_smallest_dinosaur_uncovered An unusual breed of dinosaur that was the size of a chicken, ran on two legs and scoured the ancient forest floor for termites is the smallest dinosaur species found in North America, CalTechNews Thu, 25 Sep 2008 22:23:13 +0100 http://www.ccnmag.com/article/geologists_dig_up_one_of_the_largest_lakes_in_the_world Geologists are digging in the bed on the western bank of what was once a 700-800 kilometre-long lake along the 62nd parallel in Russia. CalTechNews Mon, 15 Sep 2008 00:56:58 +0100 http://www.ccnmag.com/article/last_woolly_mammoths_had_north_american_roots In a surprising reversal of conventional wisdom, a DNA-based study has revealed that the last of the woolly mammoths—which lived between 40,000 and 4,000 years ago—had roots that were exclusively North American. CalTechNews Sun, 07 Sep 2008 11:06:00 +0100 http://www.ccnmag.com/article/_lost_world_beneath_caribbean_to_be_explored Scientists at the National Oceanography Centre, Southampton, are set to explore the world's deepest undersea volcanoes and find out what lives in a 'lost world' five kilometres beneath the Caribbean. CalTechNews Tue, 02 Sep 2008 10:51:52 +0100 http://www.ccnmag.com/article/prehistoric_pregnant_turtle_and_nest_of_eggs_discovered A 75-million-year-old fossil of a pregnant turtle and a nest of fossilized eggs that were discovered in the badlands of southeastern Alberta by scientists and staff from the University of Calgary and the Royal Tyrrell Museum of Palaeontology. CalTechNews Wed, 27 Aug 2008 21:53:13 +0100 http://www.ccnmag.com/article/how_last_ice_age_affected_mediterranean_sea_region A new study published in the scientific journal Science reveals the circulation of the atmosphere over the Mediterranean during the last ice age, 23,000 to 19,000 years ago, and how this affected the local climate. CalTechNews Wed, 27 Aug 2008 10:57:26 +0100