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Humans Used Spears for Hunting 200,000 Years Earlier Than Believed
Human ancestors were making spears to hunt 500,000 years ago – 200,000 years earlier than previously thought, a study...
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Early Human Ancestors Ate Grass
Early human ancestors in central Africa 3.5 million years ago ate a diet of mostly tropical grasses and sedges,...
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Bill McKibben Proposes Fossil Energy Divestment Drive
The highly influential environment activist Bill McKibben is proposing a fossil energy divestment campaign, on the model of the...
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Rogue Planet Without a Home Star May Roam Nearby Heavens
Astronomers have discovered what they believe to be a rogue planet floating through space without a star. The super-Jupiter,...
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Origins of Genetic Blending Between Europeans and Asians
A group of researchers led by the Universitat Autònoma de Barcelona has discovered the first scientific evidence of genetic...
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Dark Energy, Deceleration and the Universe’s Roller Coaster Ride
For the past five billion years, the expansion of the Universe has been speeding up, powered by the mysterious...
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Civilization Is Making Humanity Less Intelligent
The simplicity of modern life is making us more stupid, according to a scientific theory which claims humanity may...
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Political Strife Caused By Climate Change Doomed the Mayans
Archaeologists argue that drought caused by climate variation played a major role in the decline and fall of Mayan...
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Star Formation Sputtering Out Across the Universe
The rate of star formation in the universe has dropped to just 3% of its long-ago peak, and there’s...
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Archaeologists Discover Thracian Golden Jewelry
Archaeologists say they have unearthed an almost 2,400-year-old golden hoard in an ancient Thracian tomb in northern Bulgaria. The...