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Could an Injection of Dead Cells Help Fight Cancer?Dead cells in the body don't sound very useful, but they might provide a new way to fight cancer, a new study in animals suggests.
By Charles Q. Choi Published
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Neanderthals May Have Been Driven to Extinction by a Tiny Drop in Fertility RatesJust a slight dip in the fertility rates of Neanderthals could explain their extinction over the course of several thousand years.
By Charles Q. Choi Published
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How Tiny Crustaceans Survive the Crushing Pressures of the Mariana TrenchAs if preparing for battle, some shrimplike creatures suit up in aluminum armor to survive the ravages of the deepest part of the oceans, a new study finds.
By Charles Q. Choi Published
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'Hippie Chimps' Had Sex with Mysterious 'Ghost Ape' Hundreds of Thousands of Years AgoMysterious "ghost apes" may have interbred with the great apes known as bonobos just as modern humans repeatedly had sex with now-extinct human lineages.
By Charles Q. Choi Published
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The First Known Interstellar Meteor May Have Hit Earth in 2014The 3-foot-wide rock rock visited us three years before 'Oumuamua.
By Charles Q. Choi Published
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This Newfound Extinct Human Lineage Also Mated with Modern HumansAn entirely new lineage of the mysterious human relatives called Denisovans has been discovered.
By Charles Q. Choi Published
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What Exactly Is a Black Hole Event Horizon (and What Happens There)?The event horizon is the threshold around the black hole where the escape velocity surpasses the speed of light. Here's what that means.
By Charles Q. Choi Published
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Why Saturn's 'Ring Moons' Are Different Colors and ShapesThe probe's death death dive helped shed light on the mystery.
By Charles Q. Choi Published
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When Ancient Societies Hit a Million People, Vengeful Gods AppearedFrom a societal standpoint, you need a divine power watching you only if your neighbor isn't doing so.
By Charles Q. Choi Published
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How a Distant Alien World Was Saved from an Interstellar ExileA distant alien world that was potentially on its way into exile in interstellar space was rescued by the gravitational pull of a passing pair of stars, a new study argues.
By Charles Q. Choi Published
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Ripples in Space-Time Could Help Solve Cosmic Mystery of How Fast Universe Is ExpandingAnalyzing ripples in the fabric of space and time created by pairs of dead stars may soon solve a cosmic mystery surrounding how quickly the universe is expanding — if scientists are lucky.
By Charles Q. Choi Published
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Do You Carry Neanderthal DNA? The Shape of Your Skull May Tell.The shape of your brain may say a lot about the Neanderthal in you.
By Charles Q. Choi Published
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Will Dark Matter Mess with These Ultraprecise Atomic Clocks?By Charles Q. Choi Published
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Ancient, Unknown Strain of Plague Found in 5,000-Year-Old Tomb in SwedenIn a nearly 5,000-year-old tomb in Sweden, researchers have discovered the oldest-known strain of the notorious bacterium Yersinia pestis.
By Charles Q. Choi Published
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Neanderthals and Humans Were Hooking Up Way More Than Anyone ThoughtWay more sex happened between Neanderthals and the ancestors of modern humans across Europe and Asia than scientists originally thought, a new study finds.
By Charles Q. Choi Published
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These 2,000-Year-Old Embalmed Heads Show How Ancient Celts Celebrated VictoryThe ancient Celts took boasting of their conquests to an extreme.
By Charles Q. Choi Published
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Dinosaur-Era Super-Piranha Terrorized Jurassic SeasThe little sea monster used its mouth full of scissor teeth to rip flesh from other fish.
By Charles Q. Choi Published
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Legends of a Medieval Female Pope May Tell the TruthAn analysis of ancient silver coins suggests that the ordained woman may have actually lived.
By Charles Q. Choi Published
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Shroud of Turin Is a Fake, Bloodstains SuggestJesus' crucified body did not make the bloodstains seen on this holy cloth, scientists find.
By Charles Q. Choi Published
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Traces of 'Sonic Boom' Meteorites Found in the OceanThe first mission designed to hunt a meteorite that crashed into the ocean has now discovered what may be tiny fragments of the meteorite's crust, researchers say.
By Charles Q. Choi Published
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Chernobyl's Radioactive 'Wildlife Preserve' Spawns Growing Wolf PopulationBy Charles Q. Choi Published
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Water May Not Be the Only Sign of Alien LifeA new study suggests also looking for "bioessential" elements when searching for alien life.
By Charles Q. Choi Published
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Breads Made of Powdered Crickets May Be Loaded with Bacterial SporesThat's a setback for what is otherwise a highly nutritious bread.
By Charles Q. Choi Published
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1 Million Habitable Planets Could (Theoretically) Orbit a Black Hole. Here's HowA black hole could have 1 million planets orbiting near it that are potentially capable of supporting life as we know it, an astrophysicist suggests.
By Charles Q. Choi Published

