Hexbyte  Hacker News  Computers Opinion | Let Teenagers Sleep In

Hexbyte Hacker News Computers Opinion | Let Teenagers Sleep In

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Starting schools before 8:30 a.m. shows a tragic disregard for both the mental health of children and for science.By Henry NichollsMr. Nicholls is a journalist and a high school science teacher.Sept. 20, 2018ImageCreditCreditLeo EspinosaThis article has been updated to reflect news developments.A fresh-faced batch of teenagers just began a new school year, but will they…

Hexbyte  Hacker News  Computers Your gut is directly connected to your brain, by a newly discovered neuron circuit

Hexbyte Hacker News Computers Your gut is directly connected to your brain, by a newly discovered neuron circuit

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Gut feeling: Sensory neurons inside the gut inform the vagus nerve (yellow) and brain how our stomachs and intestines are doing. NICOLLE R. FULLER/Science Source By Emily UnderwoodSep. 20, 2018 , 2:00 PM The human gut is lined with more than 100 million nerve cells—it’s practically a brain unto itself. And indeed, the gut actually…

Hexbyte  Hacker News  Computers 558m-year-old fossils identified as oldest known animal

Hexbyte Hacker News Computers 558m-year-old fossils identified as oldest known animal

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A fossilised lifeform that existed 558m years ago has been identified as the oldest known animal, according to new research. The findings confirm that animals existed at least 20m years before the so-called Cambrian explosion of animal life, which took place about 540m years ago and saw the emergence of modern-looking animals such as snails,…

Hexbyte  Hacker News  Computers Fine Tuning Is Just Fine – Issue 64: The Unseen – Nautilus

Hexbyte Hacker News Computers Fine Tuning Is Just Fine – Issue 64: The Unseen – Nautilus

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It is hard to overstate the anticipation that preceded the opening of the Large Hadron Collider (LHC) 10 years ago. Smashing protons together at energies well above those produced at any previous particle accelerator, the LHC seemed capable of vindicating the most fanciful speculations of theoretical physicists, from curled-up extra dimensions to microscopic black holes…

Hexbyte  Hacker News  Computers Senior House at MIT Dies, and a Crisis Blooms at Colleges

Hexbyte Hacker News Computers Senior House at MIT Dies, and a Crisis Blooms at Colleges

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Senior House’s motto: “Sport death, only life can kill you.” The dorm’s symbol is a human skull.Timothy O’Connell for WIREDAs classes got underway this week, something was missing at the Massachusetts Institute of Technology. Something weird.The sidewalks of Cambridge were jammed with students and their boxes, as they always are during the first week of…

Hexbyte – Tech News – Ars Technica | AI learns to decipher images based on spoken words—almost like a toddler

Hexbyte – Tech News – Ars Technica | AI learns to decipher images based on spoken words—almost like a toddler

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Machine learning — Neural networks keep getting better at unsupervised learning. Timothy B. Lee – Sep 23, 2018 1:00 pm UTC Enlarge / Given this picture and audio of the word “airliner,” a neural network identifies the portions of the image where there’s an airplane (indicated by the red lines). The software learned to do…

Hexbyte – Tech News – Ars Technica | Review: Founders of Gloomhaven groans beneath its own weight

Hexbyte – Tech News – Ars Technica | Review: Founders of Gloomhaven groans beneath its own weight

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Welcome to Ars Cardboard, our weekend look at tabletop games! Check out our complete board gaming coverage at cardboard.arstechnica.com. “In the age after the Demon War, the continent enjoys a period of prosperity. Humans have made peace with the Valrath and Inox. Quatryls and Orchids arrive from across the Misty Sea looking to trade. It…

Hexbyte – News – Science/Nature | Australia kills four sharks after tourist attacks

Hexbyte – News – Science/Nature | Australia kills four sharks after tourist attacks

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Fourth large sharks have been killed in Australia after a woman and a 12-year-old girl were attacked at a popular Great Barrier Reef tourist spot.Both were still in hospital Sunday after being mauled in separate incidents just a day apart last week at the Whitsunday Islands.Drum lines, which use baited hooks to catch the predators,…

Hexbyte – News – Science/Nature | Global Carnage awaits: Imminent solar storm to wreak havoc on power grids and electronic equipment

Hexbyte – News – Science/Nature | Global Carnage awaits: Imminent solar storm to wreak havoc on power grids and electronic equipment

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Last week, a weather warning was issued by experts regarding a solar storm which could hit the earth soon. Scientists believe that such an intense solar storm can wreak havoc upon power grids and electronic equipment.Tom Bogdan, an expert at the US Space Weather Prediction Centre revealed that such a gigantic solar storm could turn…

Hexbyte – News – Science/Nature | NASA Balloon Mission observes Polar Mesospheric Clouds

Hexbyte – News – Science/Nature | NASA Balloon Mission observes Polar Mesospheric Clouds

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September 23, 2018 | NASA’s Goddard Space Flight Center Greenbelt, MD – On the cusp of our atmosphere live a thin group of seasonal electric blue clouds. Forming 50 miles above the poles in summer, these clouds are known as noctilucent clouds or polar mesospheric clouds — PMCs. A recent NASA long-duration balloon mission observed…