The “stoner” stereotype isn’t just a myth. Heavy use of marijuana in the teenage years dulls intelligence—and the loss of IQ points may last for life, according to a new study. Researchers tested the IQs of more than 1,000 New Zealand schoolchildren at age 13, before most had tried marijuana, and again at age 38. In between, they regularly surveyed […]
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Saturn’s moon Titan may be light-years away from Earth, but the two bodies have many characteristics in common: Wind, rain, volcanoes, tectonics and other Earth-like conditions all sculpt features on Titan, but act in an environment many times colder than Antarctica. “It is really surprising how closely Titan’s surface resembles Earth’s,” said Rosaly Lopes, a planetary geologist at NASA’s Jet […]
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NASA has initiated the DART mission, short for Double Asteroid Redirection Test. It was launched from Vandenberg Space Force Base, California to study the effects of asteroid deflection as a method to save the Earth from future devastating collisions by asteroids. The big question…. If an asteroid is pummeling towards Earth, can humanity be saved with a simple nudge? NASA […]
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The emirate isn’t just the world’s richest country, it’s also one of the fattest. Half of adults and a third of children are obese, and almost 17 percent of the native population suffers from diabetes. By comparison, about a third of Americans are obese, and 8 percent diabetic. The problem is that Qataris are so rich that they don’t need […]
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According to the U.N., India has 13 of the world’s 20 most polluted cities. Low vehicle-emission standards, booming industrialization, crowded cities and the burning of trash means that the vast majority of Indians breathe unsafe air.
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A major new study shows more American children than ever are struggling with myopia, or near-sightedness. A problem pediatric ophthalmologist Dr. Phoebe Lenhart at the Emory Eye Center says they typically see in adults, but not kids. “Myopia or near-sightedness is a condition where you can see things clearly up close but you have trouble seeing at a distance,” says […]
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