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How does 'getting your tubes tied' work?Tubal ligation — the procedure that blocks eggs from traveling through the fallopian tubes — is an extremely effective way to lower one's chances of pregnancy to almost zero. Here's how it works.
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'This technology is possible today': Nuclear waste could be future power source and increase access to a rare fuelOne physicist says his design to use nuclear waste as fuel for nuclear fusion could help the U.S. be a leader in the fusion economy.
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Rocket-like jellyfish, regal Komodo dragon and harrowing whale rescue — see the stunning Ocean Photographer of the Year 2025 finalistsFinalists in the Ocean Photographer of the Year 2025 competition capture beautiful images of animals and people oceans.
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Auroras may be visible from 18 states this weekend as solar storm barrels toward EarthA geomagnetic storm could hit Earth Aug. 8 or 9, possibly bringing the dazzling northern lights with it.
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Scientists synthesized elusive 'super alcohol' — a 'seed of life molecule' that marks a step toward finding alien lifeScientists have synthesized methanetetrol, an elusive alcohol that could be the foundation of alien life.
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Proposed spacecraft could carry up to 2,400 people on a one-way trip to the nearest star system, Alpha CentauriThe design for a 36 mile long spacecraft, called Chrysalis, includes libraries, tropical forests and structural manufacturing facilities, all supported by artificial gravity.
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'Most remarkable' fossil of Jurassic sea monster from Germany is previously unknown speciesPaleontologists in Germany have described a never-before-seen species of Jurassic marine reptile from 183 million years ago.
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A parade of volcanoes is erupting in Russia following an 8.8 earthquakeSix Russian volcanoes erupted shortly after an 8.8 magnitude earthquake struck nearby, with a seventh possibly to follow.
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Legionnaires' outbreak in NYC causes two deathsTwo people have died from a Legionnaires' disease outbreak in Harlem, New York City, and 58 people total have contracted the illness.
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How does the morning-after pill work?The morning-after pill helps prevent pregnancy after unprotected sex, but its efficacy differs depending on the user's body mass and the timing of when they take the medication.
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Scientists just recreated the universe's first ever molecules — and the results challenge our understanding of the early cosmosIn a first, scientists have recreated the formation of the first ever molecules in the universe to learn more about early star formation.
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Warm and cool temperatures travel on completely different paths to the brainResearchers have mapped out the neural pathway that humans use to perceive cool temperatures and found that it's separate from the one for sensing heat.
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People who see society as cutthroat value antagonistic leaders, study findsResearch suggests that whether people view the world as competitive or cooperative impacts how they perceive antagonistic leaders.
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Russian volcano explodes in 'powerful' eruption, likely intensified by 8.8 magnitude earthquakeKlyuchevskoy volcano in Russia erupted shortly after a powerful 8.8 magnitude earthquake in the same region.
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What is the Pacific Ring of Fire?The Pacific Ring of Fire is a horseshoe-shaped belt of volcanoes known for explosive eruptions and intense earthquakes.
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96% of oceans worldwide experienced extreme heatwaves in 2023, new study findsThe extreme marine heatwaves of 2023 may signal a tipping point for Earth's climate, a new study suggests.
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Ancient whale 'graveyard' discovered under melting Russian glacierAn Arctic expedition found a collection of ancient whale remains where a rapidly retreating glacier once lay.
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Japan sets new internet speed record — it's 4 million times faster than average US broadband speedsA team of scientists in Japan shattered the record for the fastest internet speed by developing new fiber optics.
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Quantum materials with a 'hidden metallic state' could make electronics 1,000 times fasterBy heating and cooling a quantum material called 1T-TaS₂, researchers were able to control its conductive properties, showing that this type of material could speed up electronic processing one thousand fold.
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New AI system can 'predict human behavior in any situation' with unprecedented degree of accuracy, scientists sayA new artificial intelligence (AI) model called Centaur can predict and simulate human thought and behavior better than any past models, opening the door for cutting-edge research applications.
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Rare form of leprosy infected people in Americas before European arrival, 4,000-year-old bones suggestRoughly 4,000-year-old bones from Chile contain genetic evidence of leprosy, suggesting that a rare form of the bacteria that causes the disease may have been circulating in the Americas and long before the Europeans arrived.
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1,400-year-old temple ruins the size of a city block unearthed in BoliviaRuins of the Palaspata temple complex from the millennia-old Tiwanaku civilization are unraveling some mysteries about the relatively unstudied society.
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125,000-year-old 'fat factory' run by Neanderthals discovered in GermanyAn analysis of ancient animal bones found in Germany suggests that Neanderthals extracted grease from them to gobble up 125,000 years ago.
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Oldest and most complete ancient Egyptian human genome ever sequenced reveals ties to MesopotamiaIn a first, researchers have sequenced the complete genome of a man from ancient Egypt, and the results reveal that he had genetic ties with Mesopotamian DNA.
