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Some human body parts serve no purpose despite once having a specific function among our ancestors. The appendix, for example, is not an essential body part (though some research suggests it may act as storage for good bacteria). In some cases, the appendix gets inflamed or ruptures, which requires surgical removal of the organ. Several
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Nearly a century after the film “Reefer Madness” alarmed the nation, some policymakers and doctors are again becoming concerned about the dangers of marijuana, although the reefers are long gone. Experts now distinguish between the “new cannabis” — legal, highly potent, available in tabs, edibles and vapes — and the old version, a far milder
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Can you see me?Marcel van Kammen/Minden By Michael Marshall Peacock tails are brightly coloured and highly conspicuous – but maybe not to their predators. The animals that hunt peacocks have poor colour vision and, to their eyes, the birds’ tails may actually help them blend into the background. However, it is not clear whether this colour-based
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Share to facebook Share to twitter Share to linkedin What are the risks of radiotherapy? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and better understand the world. Answer by Gary Larson, Board Certified Radiation Oncologist, on Quora: There are multiple potential risks of Radiation Therapy
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WASHINGTON (Reuters) – Saturn’s rings are one of our solar system’s magnificent sights, but may be a relatively recent addition, according to data obtained from NASA’s Cassini spacecraft before the robotic explorer’s 2017 death plunge into the giant gas planet. FILE PHOTO: These Hubble Space Telescope images of Saturn, shown in this handout composite photo released
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Global leaders are increasingly worried about environmental issuesJustin Sullivan/Getty By Graham Lawton The top five dangers facing the world are all now either environmental or technological, according to a major annual survey. The World Economic Forum’s 2019 Global Risks Report has found that extreme weather, climate policy failure and natural disasters are the risks most
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GENEVA (Reuters) – A proposed 100-km particle accelerator under Geneva has joined an international quest to develop the successor to the Large Hadron Collider to help unlock humankind’s knowledge of matter. FILE PHOTO: A general view of the Large Hadron Collider (LHC) experiment during a media visit at the Organization for Nuclear Research (CERN) in
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BREAKING AND ENTERING The Extraordinary Story of a Hacker Called Alien By Jeremy N. Smith 292 pp. Houghton Mifflin Harcourt. $28. When the F.B.I. warned the Democratic National Committee that hackers had broken into its system before the 2016 elections, the help desk dismissed it as a potential prank call. And when the Russians used
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When the Fukushima Daiichi Nuclear Power Plant began spewing radioactive particles after it was clobbered by a tsunami in March 2011Kaori Sakumafled. She bundled her infant and toddler into a car and left her husband and family in Koriyama, 44 miles west of the ruptured facility. “The truth is, I ran away,” she says. Confronting
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design thinkingstoryblocks Over the past few years, design thinking has quickly gained momentum in the business world. Some of the world’s leading brands—the likes of Apple, Google, HBO, Samsung, World Bank, and General Electric—have embraced design thinking as a means of optimizing product innovation. At its core, design thinking is a methodology for creative problem
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As newborns, we enter the world by inhaling. In leaving, we exhale. (In fact, in many languages the word “exhale” is synonymous with “dying.”) Breathing is so central to life that it is no wonder humankind long ago noted its value not only to survival but to the functioning of the body and mind and
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Social media is linked to depression—or not. First-person shooter video games are good for cognition—or they encourage violence. Young people are either more connected—or more isolated than ever. Such are the conflicting messages about the effects of technology on children’s well-being. Negative findings receive far more attention and have fueled panic among parents and educators.
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The Japanese neatness consultant has inspired millions to declutter. So why is getting your home Instagrammably neat so difficult, asks David H. Freeman Does an orderly mind follow an orderly home?Josie Ford By David H. Freeman A CLUTTER-free kitchen, living room or office resonates with a clean, graceful aesthetic. Neatness implies organisation and discipline. Stress and
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A total lunar eclipse in Berlin. Getty This weekend half of the globe will witness a glorious ‘Super Blood Wolf Moon’ total lunar eclipse. For North America and Central America, Sunday night is when to look. For much of South America and Western Europe, the spectacle will occur in the early hours on Monday. “It’s perfectly
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