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When the hair rises on the back of your neck through a process called piloerection or something hurts so much your primitive response prompts you to run away, your body can completely block out pain to deal with the survival scenario at hand. “Beautiful” is the word Luke Henderson, PhD, uses to describe this process

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A dramatic change in the purpose of sleep occurs when children are about 2 1/2 years old -- a time when sleep's primary purpose changes from brain-building to brain maintenance and repair, according to a study released Friday by researchers at UCLA. “Don't wake babies up during REM (rapid eye movement) sleep. Important work is…

The Council for Scientific and Industrial Research has warned that load shedding for 2020 is projected to reach 1383 GW hours. The Council for Scientific and Industrial Research has warned that load shedding is projected to reach 1383 GW hours this year.Rotational power cuts are expected to continue for two or three more years, depending…