Pallab GhoshScience CorrespondentDavid BraunAt around 2.75 million years ago, the region was populated by some of the very first humans, who had relatively small brains. These early humans are thought to have lived alongside their evolutionary ancestors: a pre-human group, called australopithecines, who had larger teeth and a mix of chimpanzee and human traits.The tool users at Namorotukunan were most likely one of these groups or possibly both.And the finding challenges the notion held by many experts in human evolution that continuous tool use emerged much later, between 2.4...
William R. Lucas, who oversaw development of rockets for the National Aeronautics and Space Administration and shouldered much of the institutional blame for the...
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Over galaxy-themed beers at InnerSpace Brewing in Huntsville, Ala., Stewart Money has heard it all recently from government engineers and contractors winding down after...
Despite being in office for less than a month, the Trump administration has already made the United States more exposed to catastrophic wildfires in...