Tuesday , August 21 2018
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SCIENCE

Space Photos of the Week: Dead Stars and a Cute L’il Comet

This ghostly image captures a death. The red filaments of gas are remnants of a supernova explosion called HBH 3. Astronomers think it happened anywhere between 80,000 and 1 million years ago, and these markers stretch 150 light years across—among the largest supernova remnants ever discovered. And while the red ...

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First particle accelerator beam measurement in six dimensions

The first full characterization measurement of an accelerator beam in six dimensions will advance the understanding and performance of current and planned accelerators around the world. A team of researchers led by the University of Tennessee, Knoxville conducted the measurement in a beam test facility at the Department of Energy’s ...

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Pairs of small colliding galaxies may seed future stars

A pair of dwarf galaxies closely circling the Milky Way, the Large and Small Magellanic Clouds, were in the throes of merging into one when they fell into our galaxy. The duo is thought to hold enough gas to replenish half of the Milky Way’s supply of star-making fuel, and ...

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My Two-Week Edible-Insect Feast

The insects appeared at my Chicago doorstep in swarms. Crickets, grasshoppers, locusts, mealworms, ants—all of them dead on arrival, entombed in resealable bags and glass jars. Before long, my apartment was overrun with bugs, and soon all of my meals would be too. I had summoned this infestation, ranging from ...

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Loopholes and the ‘Anti-Realism’ of the Quantum World

The theoretical physicist John Wheeler once used the phrase “great smoky dragon” to describe a particle of light going from a source to a photon counter. “The mouth of the dragon is sharp, where it bites the counter. The tail of the dragon is sharp, where the photon starts,” Wheeler ...

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23andMe’s Pharma Deals Have Been the Plan All Along

Since the launch of its DNA testing service in 2007, genomics giant 23andMe has convinced more than 5 million people to fill a plastic tube with half a teaspoon of saliva. In return for all that spit (and some cash too), customers get insights into their biological inheritance, from the ...

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