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Homo sapiens left Africa at least 50,000 years earlier than previously...
Credit: Israel Hershkovitz, Tel Aviv UniversityCommon teachings about early human migrations have held for decades that modern Homo sapiens first migrated out of Africa around 60,000 years ago, with...
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One-third of the more than 150 Asia-Pacific coral reefs surveyed in a new...
Credit: Dr. Kathryn BerryEverybody knows that grocery bags, water bottles, and other plastics are polluting the oceans. Now scientists have discovered the damage that plastics have wrought on some of...
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It's been 64 years since the world has been this close to doomsday.The Bulletin of the Atomic Scientists has been updating the doomsday clock regularly for 70 years. On Thursday, they turned the hands...
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Prolonged dry spells, insect plagues, and controversial public policy...
Credit: Robyn Beck/AFP/Getty ImagesDrought, insects, and decades of public policy that interrupted the natural rhythm of forest ecosystems have left the slopes of the Sierra Nevada mountains crowded...
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Better understanding of Earth's thermosphere will help researchers protect...
Credit: NASA Goddard's Conceptual Image Lab/Chris MeaneyNASA’s Global-scale Observations of the Limb and Disk (GOLD) launched yesterday, and researchers hope it will help them better understand how...
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Deep-learning algorithms get a boost from synapse-based hardware that mimics...
Credit: KTSDesign/Science Photo Library via Getty ImagesThe human brain is the world’s most efficient computer, performing profoundly complex calculations using less energy — just 20 watts — than a...
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Press reports have revealed that Volkswagen, Daimler, and BMW funded studies...
Credit: Thomas Kienzle/AFP/Getty ImagesGerman carmakers came under fire Monday following revelations they helped finance experiments that saw humans and monkeys exposed to diesel fumes that have been...
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Only four millimeters in length, Germany's millirobot can be swallowed or...
Credit: Max Planck Institute for Intelligent SystemsTake two robots and call me in the morning. That may well be a legitimate prescription for future medical patients, thanks to a new kind of...
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A new study seeks to pin down how much global temperatures are likely to rise...
Credit: Florian Gaertner/Photothek via Getty Images It’s one of great question marks remaining in climate change studies: How touchy is the Earth’s thermostat? In scientific terms, that’s called...
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Reports of ‘scromiting’ — simultaneous vomiting and screaming — highlight a...
Credit: Justin Sullivan/Getty ImagesAs the old saying goes, everything in moderation. That includes weed, where it’s legal. Part of the pitch for liberalizing marijuana laws has been the drug’s use as...
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A study of the "social genome" of 12 to 18-year-olds found that the genetics...
Credit: Robert Daemmrich Photography Inc/Corbis via Getty ImagesSchool-aged friends might have more in common than a favorite color or toy. They might share some genes, as well, thanks in part to...
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A partnership between European and Russian space agencies called ExoMars has...
Credit: European Space AgencyThe search for life on Mars will soon have another set of eyes in orbit, helping to find evidence of habitability. The Trace Gas Orbiter (TGO) — part of the...
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The company has landed 21 Falcon 9 first stages, and it has now reflown...
Credit: SpaceXThe two-stage Falcon 9 booster lifted off January 31 at 4:25pm EST (2125 GMT) from Cape Canaveral Air Force Station, hauling the GovSat-1 spacecraft aloft. The launch was originally...
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Satellite galaxies are assumed to be widely distributed around their host and...
Credit: Christian Wolf and SkyMapper Team/Australian National UniversityDwarf galaxies aren’t behaving the way that astronomers have predicted, and a new study describes a third example of their...
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As Arctic sea ice diminishes, polar bears are expending more energy to find...
Being a polar bear can be hungry work. A three-year experiment used camera and GPS-equipped collars to track polar bears as they stalked their prey on the ice of Alaska’s Beaufort Sea, giving...
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While career NFL players aren't necessarily dying younger, they are getting...
Credit: MSA/Icon SMI/Corbis via Getty ImagesWith the Super Bowl just days away, new data adds to the evidence linking violent on-field collisions with an increased risk of acquiring a...
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Researchers placed mesh enclosures on reefs to keep coral larvae from...
Credit: William West/AFP/Getty ImagesPeter Harrison experienced a revelation around 36 years ago while studying the mating rituals of corals that comprise the Great Barrier Reef. “The surface of the...
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Using a technique called microlensing, astronomers detected 2,000 planets...
Credit: University of OklahomaAstronomers just found the first possible planets ever seen outside of the Milky Way, which is the galaxy in which Earth and our solar system reside. This marks a new...
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The device, currently being tested on mice aboard the International Space...
Credit: NASABeing an astronaut is a tough job. Not only do they work long hours in a confined spot, but their entire body deteriorates in microgravity. Astronauts spend more than an hour exercising...
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A newly discovered fossil arachnid exhibits an unusual mixture of features,...
Credit: Di-Ying Huang et al., Nanjing Institute of Geology and Paleontology, Chinese Academy of Sciences When a fossil dealer showed paleontologist Di-Ying Huang a blurry photo of his latest offering...
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