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Can you make up for lost sleep?Getting a few extra hours on the weekend cannot make up for all the harms of being sleep-deprived during the week.
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Why am I always tired if I get enough sleep?Are you always tired? You may sleep eight hours every night, but your sleep may not be efficient. Here's how to get better sleep, every night.
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Why it's time to abolish daylight saving timeOpinion Congress should set clocks permanently to standard time, for better sleep, health and public safety
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How Lowly Bacteria Froze Earth SolidScientists have puzzled over what caused the "snowball Earth." Now they say an evolutionary shift was to blame.
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Global Warming Sparks Increased Plant Production in Arctic LakesBiological activity in some Arctic lakes has ratcheted up dramatically over the past 150 years.
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Acid Buildup in Oceans Threatens Food ChainIndustrial pollution, if not curbed, could devastate marine organisms by the end of this century, a new report warns.
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New Material Could Make Objects InvisibleScientists have taken another step toward the goal of rendering objects invisible using high-tech cloaks that redirect light.
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Thinking Makes Us Pig OutIntellectual activities make people eat more than when just resting.
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Teachers: Creationism Belongs in Science ClassUK survey: 29 percent of teachers there think creationism and intelligent design should be taught as science.
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Origin of Life: What Are the Odds?How life began is one of life's great mysteries.
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Humans: The Strangest SpeciesThis romp through the LiveScience archives reveals why we ...
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Could Michael Jackson Have Been Revived?It would have trumped Elvis and Hoffa, for sure, if the King of Pop could have risen from the dead.
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Survival of the Fetus: Why Males Have it So RoughMale fetuses are wimps, and a new study suggests a mother's body will purposely abort a male when times are tough.
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Red vs. Blue: Why Necktie Colors MatterIn power politics and business, there are only two colors of ties: red and blue.
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It's Just a Phase: The Supermoon Won't Drive You MadThe moon holds a mystical place in the history of human culture, so it's no wonder that many myths exist.
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The World's Biggest Beasts: Here and Gone (Photos)Huge creatures that went extinct, and other big animals that still roam this planet ... for now anyway.
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Pigeons Learn to Spot Breast CancerGo ahead and call a pigeon a birdbrain. Just don’t challenge it to the tedious game of "Categorizing Tumors as Cancerous or Benign." The pigeon may well win.
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Guys Pig Out to Show Off for Women -
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Bumblebee Training Reveals Males to Be Surprisingly SmartMale bumblebees are good for more than just sex. Turns out, they've got smarts as well and get flying colors on flower tests just like females.
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Tonight's Dazzling 'Supermoon' Lunar Eclipse: What You’ll See -
Earth Pictures: Iconic Images of Earth from SpaceAmazing views from 1947 to 2012, including several firsts.
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Parrot AR.Drone 2.0 Quadricopter: A Drone Anyone Can Fly -
Hot Enough to Fry an Egg on the Sidewalk This Weekend?It's so hot today you could fry an egg on the sidewalk. Or could you? The science on this is a bit sketchy, so I tested it out.
