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Scientific mystery

By Stephanie Pappas A 12-year-old girl in Cheshire County, England, has scored 162 on an IQ test, putting her in the top 99.998 percentile of test takers. So what does it mean to be that bright? IQ, or intelligence quotient, is a score of mental ability relative to one’s peers …

Original article from NPR Scientists have created an “artificial womb” in the hopes of someday using the device to save babies born extremely prematurely. So far the device has only been tested on fetal lambs. A study published Tuesday involving eight animals found the device appears effective at enabling very …

UFO hunters claim that an image taken by NASA’s Mars Curiosity Rover shows an ancient tree stump on the surface of the Red Planet. A video posted to YouTube by Paranormal Crucible highlights the feature on the surface of Mars, speculating that it could be the petrified remains of a …

By Tia Ghose Today is April 20 — or 4/20 for all the marijuana enthusiasts out there. It is the unofficial holiday for people who want to get high all over the world. The day has become so inextricably linked with the herbal leaf that a Google search lists 420 …

By Charles Q. Choi People with obesity could benefit from magnetic or electric stimulation of the brain that helps them to eat less, a new review of studies finds. In the review, researchers looked at the latest work on two noninvasive brain-stimulation techniques, and found that for people with obesity, …

The biological clock is located deep in the brain, but it may be possible to reset it by targeting certain cells in a person’s eyes, a new study finds. The new findings may lead to the development of eye drops that could be used to help people adjust to jet …

By Stephanie Pappas American Airlines Flight 587. Germanwings Flight 9525. Air France Flight 447. How long will these flights, all of which crashed and killed everyone aboard, be remembered? If history is any guide, about 45 years. A new study finds that collective memory of plane crashes lasts about 45 …

by PAUL RATNER A powerful anesthetic, used as an animal tranquilizer and an illicit club drug, has been receiving growing attention for its potential to treat depression. A number of studies point to the possibility that ketamine (known in the club scene as “special K”) can become the next big …

Neil deGrasse Tyson is willing to fly to Mars with SpaceX, as long as company founder and CEO Elon Musk meets a few key conditions. “I really like Earth. So any space trip I take, I’m double-checking that there’s sufficient funds for me to return,” Tyson wrote during a Reddit …

LOS ANGELES — Nine days after Nikolas Michaud’s latest heroin relapse, the skinny 27-year-old sat on a roof deck at a new drug rehabilitation clinic here. He picked up a bong, filled it with a pinch of marijuana, lit the leaves and inhaled. All this took place in plain view …