How Supervolcanoes Erupt

  Luckily for most of the U.S., the likelihood this eruption would happen is pretty low: about one in 100,000 any given year. If it did happen, it would be pretty devastating, though. “Thinking about a Yellowstone super eruption is like imagining a large asteroid hitting the Earth,” says Jacob Lowenstern, a research geologist with the USGS and Scientist-in-Charge of […]

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MAYAN STRUCTURES FOUND IN GUATEMALA

MAYAN STRUCTURES FOUND IN GUATEMALA

Researchers using a high-tech aerial mapping technique called LIDAR (Light Detection and Ranging) revealed contours hidden by dense foliage.   They may have found tens of thousands of previously undetected Mayan houses, buildings, and pyramids in the dense jungle of Guatemala’s Petén region.  The researchers believe that there were millions more people living there than previously thought.  The estimate is that […]

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Envying the lower castes

Suddenly everyone wants to be low-caste, said Badri Narayan. It used to be considered an extreme disadvantage to be in one of India’s oppressed castes or indigenous tribes. But decades of affirmative action and quota systems have changed all that. Now, many lower-middle castes are agitating to be reclassified as “more backward,” in effect “struggling to move down the ladder […]

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