Astronomers using small telescopes around the world are unearthing clues to an enigma once dubbed “the most mysterious star in the galaxy.” The star’s official name is KIC 8462852, but it is better known as Tabby’s star in honour of its discoverer, Tabetha Boyajian, now a professor at Louisiana State University. Tabby’s star is bright enough to appear on many star photos, but it was only in recently, after it happened to be in the field of view of the Kepler space telescope, that it came to prominence.
In a cavernous building in Baton Rouge, Louisiana, just steps from the Mississippi River, environmental engineer Clint Willson lifts a beaker filled with dark plastic crumbs. They look like black lava salt, but in this room, the granules are a stand-in for river sediment. The tiny particles are an essential part of the massive Lower Mississippi River Physical Model: a working, flowing simulation of the river.
Scientists have predicted the dead zone, or area with little to no oxygen in the northern Gulf of Mexico, will become larger than the state of Connecticut by the end of July, according to a new report. While there are more than 500 dead zones around the world, the northern Gulf of Mexico dead zone is the second largest human-caused coastal hypoxic area in the world.
For some lizards it's easy being green. It's in their blood. Six species of lizards in New Guinea bleed lime green thanks to evolution gone weird.
June 7, 2018
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June 5, 2018