http://www.caltechnews.com Tue, 22 May 2012 21:11:00 +0100 FeedCreator 1.7.2 http://www.caltechnews.com/article/sulfur_finding_may_hold_key_to_gaia_theory_of_earth_as_living_organism Is Earth really a sort of giant living organism as the Gaia hypothesis predicts? A new discovery made at the University of Maryland may provide a key to answering this question CalTechNews Tue, 15 May 2012 22:35:11 +0100 http://www.caltechnews.com/article/greater_insight_into_earthquake_cycles For those who study earthquakes, one major challenge has been trying to understand all the physics of a fault -- both during an earthquake and at times of "rest" CalTechNews Fri, 11 May 2012 23:08:21 +0100 http://www.caltechnews.com/article/mysterious_monster_discovered_by_amateur For 70 years, academic paleontologists have been assisted by a dedicated corps of amateurs known as the Dry Dredgers. Recently, one amateur found a very large and very mysterious fossil that has the professionals puzzled CalTechNews Wed, 25 Apr 2012 07:34:02 +0100 http://www.caltechnews.com/article/twice_as_many_emperor_penguins_in_antarctica A new study using satellite mapping technology reveals there are twice as many emperor penguins in Antarctica than previously thought CalTechNews Sun, 15 Apr 2012 08:14:47 +0100 http://www.caltechnews.com/article/what_triggers_a_mass_extinction_ The second-largest mass extinction in Earth's history coincided with a short but intense ice age during which enormous glaciers grew and sea levels dropped CalTechNews Wed, 11 Apr 2012 08:28:53 +0100 http://www.caltechnews.com/article/earth_s_deep-seated_hold_on_copper Earth is clingy when it comes to copper. A new study finds that nature conspires at scales both large and small -- from the realms of tectonic plates down to molecular bonds -- to keep most of Earth's copper buried dozens of miles below ground. CalTechNews Sat, 07 Apr 2012 08:27:57 +0100 http://www.caltechnews.com/article/ice_sheet_collapse_linked_to_mega_flood_ Coral off Tahiti has linked the collapse of massive ice sheets 14,600 years ago to a dramatic and rapid rise in global sea-levels of around 14 metres CalTechNews Wed, 04 Apr 2012 08:58:36 +0100 http://www.caltechnews.com/article/new_light_shed_on_wandering_continents A layer of partially molten rock about 22 to 75 miles underground can't be the only mechanism that allows continents to gradually shift their position over millions of years CalTechNews Fri, 23 Mar 2012 07:52:30 +0100 http://www.caltechnews.com/article/hazy_shades_of_life_on_early_earth A 'see-sawing' atmosphere over 2.5 billion years ago preceded the oxygenation of our planet and the development of complex life on Earth, a new study has shown CalTechNews Mon, 19 Mar 2012 10:00:58 +0100 http://www.caltechnews.com/article/t_rex_s_killer_smile_revealed One of the most prominent features of life-size models of Tyrannosaurus rex is its fearsome array of flesh-ripping, bone-crushing teeth. CalTechNews Sun, 18 Mar 2012 19:10:18 +0100