Science

Earth only has one moon. Next week that won't be true.

Astronomers have discovered that Earth’s large, ever-looming moon is about to get company. Beginning on Sunday, the planet will capture an asteroid sailing nearby, drawing it in for one loop around Earth before making its exit on Nov. 25. When it leaves, it will continue its trajectory around the sun. …

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Why Women Get Migraines More Than Men

Migraine attacks are no ordinary headache. They can cause intense pain and sickness, lasting hours or even days, making it impossible to do anything but rest in a dark, quiet room. And for millions of women, these debilitating attacks aren’t just an occasional experience but a recurring ordeal. Women suffer …

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New Evidence Shows Heat Destroys Quantum Entanglement

The original version of this story appeared in Quanta Magazine. Nearly a century ago, the physicist Erwin Schrödinger called attention to a quirk of the quantum world that has fascinated and vexed researchers ever since. When quantum particles such as atoms interact, they shed their individual identities in favor of …

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NASA's flying to an ocean world. Its spacecraft is giant.

A NASA probe, the length of a basketball court, is headed to the tantalizing world Europa. Planetary scientists are confident this moon of Jupiter harbors a deep ocean. A looming question is whether it hosts the ingredients and conditions to support life. With around 50 close flybys of the planet, …

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NASA's Mars rovers had a gangbusters summer of rocks

This summer NASA‘s two car-sized labs exploring Mars each discovered rocks that neither mission had seen before, revealing a more diverse history for the planet than previously thought. Three major findings happened within the span of seven weeks. The Curiosity rover, which has been climbing a mountain of layered rock, …

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America’s Dairy Farms Have Vanished

THIS ARTICLE IS republished from The Conversation under a Creative Commons license. Milton Orr looked across the rolling hills in northeast Tennessee. “I remember when we had over 1,000 dairy farms in this county. Now we have less than 40,” Orr, an agriculture adviser for Greene County, Tennessee, told me …

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The Titan Submersible Disaster Hearings Paint a Damning Picture

Four days, 10 witnesses, and dozens of exhibits in the US Coast Guard’s Marine Board of Investigation hearing on the Titan submersible implosion have made public a flood of information about the doomed vessel’s design and operation. But one thing the hearings have not yet explained is why the submersible …

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