Probing the structure of liquid silicates under high pressure conditions similar to those at the interface between the mantle and the Earth’s core. Courtesy: Greg Stewart/SLAC National Accelerator Laboratory A technique that reproduces the conditions of the Earth’s mantle at a depth of more than 2000 km could help researchers simulate our planet’s earliest days,
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In this letter to a friend, a health-care worker, Mahtem Shiferraw traces the devastating effects of war and how, with Covid-19—this war “that bloomed itself out of nothing, that continued to shapeshift and elude us in more ways than one”—we can choose different outcomes. Dear J., Grief has finally settled in. It has found corners
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WASHINGTON — The U.S. Federal Communications Commission remains unconvinced that low Earth orbit satellite internet constellations are worth subsidizing through its $16 billion rural broadband program despite tweaking the rules for that program to give LEO constellations a better chance to qualify for funding.  In a move meant to benefit the likes of SpaceX, Telesat,
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The Supreme Court said Monday that workers cannot be fired for being gay or transgender, a blockbuster ruling for LGBT rights. The historic 6-3 decision was written by Justice Neil Gorsuch, a conservative appointed by Donald Trump. “An individual’s homosexuality or transgender status is not relevant to employment decisions,” Gorsuch wrote. “That’s because it is
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New coronavirus cases and hospitalizations continue to rise in a handful of U.S. states, prompting warnings from some health officials that greater precautions might be necessary to keep the health systems from being overwhelmed. As people grow fatigued from social distancing and other precautions, pharmaceutical and biotech companies are racing forward to develop treatments and
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WASHINGTON — NASA has selected the longtime manager of its commercial crew program to be the next head of its overall human spaceflight efforts. NASA announced June 12 that Kathy Lueders will take over as associate administrator for human exploration and operations, effectively immediately. Lueders, the first woman to hold that post, had been manager
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Chinese internet giant ByteDance has announced plans to discontinue two of its apps in India, its biggest overseas market, and urged its users to move to TikTok. Vigo Video and Vigo Lite, two apps that allow users to create and share short-form sketches and lip-syncing to Bollywood songs, posted a message early Monday (local time)
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