http://www.caltechnews.com Tue, 22 May 2012 21:15:15 +0100 FeedCreator 1.7.2 http://www.caltechnews.com/article/how_exercise_affects_the_brain Exercise clears the mind. It gets the blood pumping and more oxygen is delivered to the brain. This is familiar territory, but Dartmouth's David Bucci thinks there is much more going on CalTechNews Fri, 18 May 2012 19:57:02 +0100 http://www.caltechnews.com/article/mutation_in_van_gogh_s_sunflowers_revealed In addition to being among his most vibrant and celebrated works, Vincent van Gogh's series of sunflower paintings also depict a mutation whose genetic basis has, until now, been a bit of a mystery CalTechNews Thu, 29 Mar 2012 21:22:57 +0100 http://www.caltechnews.com/article/humans_came_from_ancestor_with_sixth_sense_ People experience the world through five senses but sharks, paddlefishes and certain other aquatic vertebrates have a sixth sense: They can detect weak electrical fields in the water and use this information to detect prey, communicate and orient themselv CalTechNews Tue, 11 Oct 2011 21:31:00 +0100 http://www.caltechnews.com/article/women_have_stronger_immune_systems_than_men As anyone familiar with the phrase 'man-flu' will know women consider themselves to be the more robust side of the species when it comes to health and illness. CalTechNews Thu, 29 Sep 2011 09:27:13 +0100 http://www.caltechnews.com/article/ancient_humans_were_mixing_it_up Direct studies of ancient DNA from Neanderthal bones suggest interbreeding did occur after anatomically modern humans had migrated from their evolutionary cradle in Africa to the cooler climates of Eurasia CalTechNews Tue, 06 Sep 2011 09:08:34 +0100 http://www.caltechnews.com/article/discovery_of_a_160-million-year-old_fossil_represents_a_new_milestone A remarkably well-preserved fossil discovered in northeast China provides new information about the earliest ancestors of most of today's mammal species -- the placental mammals. According to a paper published August 25 in the journal Nature, this fossil CalTechNews Thu, 25 Aug 2011 17:06:07 +0100 http://www.caltechnews.com/article/boys_maturing_physically_earlier_than_ever Boys are maturing physically earlier than ever before. The age of sexual maturity has been decreasing by about 2.5 months each decade at least since the middle of the 18th century CalTechNews Fri, 19 Aug 2011 19:30:28 +0100 http://www.caltechnews.com/article/getting_inside_the_mind_of_our_ancient_ancestors Reorganization of the brain and sense organs could be the key to the evolutionary success of vertebrates, one of the great puzzles in evolutionary biology, according to a paper by an international team of researchers, published August 17 in Nature. CalTechNews Thu, 18 Aug 2011 00:31:03 +0100 http://www.caltechnews.com/article/major_breakthrough_on_how_viruses_infect_plants CSIRO plant scientists have shed light on a problem that has puzzled researchers since the first virus was discovered in 1892 -- how exactly do they cause disease? CalTechNews Wed, 17 Aug 2011 08:42:36 +0100 http://www.caltechnews.com/article/scientists_create_organism_that_manufactures_fuel With a little help from genetic engineering, researchers at one Massachusetts company say they've created an organism that takes sunlight, water and carbon dioxide and creates liquid fuel CalTechNews Wed, 03 Aug 2011 09:30:56 +0100