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Finger Bone Points to New Branch of HumanityThe finger came from a young girl, who was neither like us nor Neanderthal.
By Charles Q. Choi Last updated
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Identity of mysterious 'Hobbits' possibly foundBy Charles Q. Choi Last updated
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Neanderthals Weren't Humans' Only Mating Partners. Meet the Denisovans.The mysterious extinct human lineage known as the Denisovans may have interbred with modern humans in at least two separate waves, a new study finds.
By Charles Q. Choi Last updated
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DNA from Mysterious 'Denisovans' Helped Modern Humans SurviveGenetic mutations from extinct human relatives called the Denisovans might have influenced modern human immune systems, researchers say.
By Charles Q. Choi Last updated
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Ancient tooth of mysterious Denisovan girl possibly foundResearchers in Laos have uncovered an ancient molar that may have belonged to a Denisovan girl who lived up to 164,000 years ago.
By Charles Q. Choi Last updated
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Oldest-known fossils of mysterious human lineage uncovered in Siberian caveScientists have unearthed the oldest fossils to date of the mysterious human lineage known as the Denisovans.
By Charles Q. Choi Last updated
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How many meteorites hit Earth every year?Earth is constantly showered by space rocks, but how many of these actually land on Earth's surface?
By Charles Q. Choi Published
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7 million years ago, our earliest relatives took their first steps on 2 feetThe arm and leg bones suggested an upright stance.
By Charles Q. Choi Published
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In which month are the most babies born?Which of the 12 months has the most births? And why do babies tend to be born at certain times of the year?
By Charles Q. Choi Published
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What's the largest bone in the human body? (What about the smallest?)What is the smallest bone in the human body? What is the largest bone in the human body? Live Science has the answers.
By Charles Q. Choi Published
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Is Earth getting closer to the sun, or farther away?Here's a look at whether Earth is getting closer to or farther from the sun, why that's happening and what effects it might have on our planet.
By Charles Q. Choi Last updated
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Did Belief in Gods Lead to Mayan Demise?A fear of evil spirits may explain why some Mayan areas were less resilient to collapse.
By Charles Q. Choi Last updated
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Collapse of Mayan Civilization Traced to Dry SpellsThe finding may be a harbinger of future droughts.
By Charles Q. Choi Last updated
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What is the birthday paradox?If you're in a random group of people, what are the chances that two of the people will have the same birthday?
By Charles Q. Choi Published
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The story you heard about Genghis Khan's death is probably all wrongGenghis Khan may have died of bubonic plague, and not from blood loss after being castrated or other causes bandied about over the centuries, a new study finds.
By Charles Q. Choi Last updated
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Why does the Rosetta Stone have 3 kinds of writing?Here's why ancient Egypt's Rosetta Stone has three texts that say the exact same thing.
By Charles Q. Choi Published
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Why do soft drinks go flat?Ever take a sip of a flat soda? Here's the chemistry behind it.
By Charles Q. Choi Last updated
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Why does soda fizz?Soda's effervescence comes from processes that super-saturate the liquid with carbon dioxide, which later escapes from the soft drink as tiny, effervescent bubbles.
By Charles Q. Choi Last updated
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Why do we shiver when we're cold?If the surface of your skin gets too chilly, the brain sets into motion a series of warming tricks such as shivering.
By Charles Q. Choi Last updated
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'Unlucky' creatures that enter rare Red Sea brine pools are immediately stunned to deathScientists recently discovered rare brine pools — dense, salty depressions — at the bottom of the Red Sea, where microbes thrive under extreme conditions.
By Charles Q. Choi Published
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4D Implant Saves Babies with Breathing ProblemsA new "4D" medical device has saved the lives of three baby boys with life-threatening breathing problems, researchers say.
By Charles Q. Choi Last updated
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Mini Black Holes Easier To Make Than ThoughtEven if the mini monsters were created, they'd be destroyed before gobbling anything up.
By Charles Q. Choi Last updated
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South African fossils may rewrite history of human evolutionFossils found at the Sterkfontein Caves in South Africa may be much older than previously thought.
By Charles Q. Choi Published
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Which is colder: The North or South Pole?Both of Earth's poles are cold, but which has more ice and wins the prize for "coldest" pole?
By Charles Q. Choi Published

