WASHINGTON — NASA and SpaceX are ready to perform a test of the launch abort system of the company’s Crew Dragon spacecraft that will also serve as a dress rehearsal of sorts for upcoming crewed flights of the vehicle. At a Jan. 17 briefing at NASA’s Kennedy Space Center, officials with NASA and SpaceX said
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Since devastating wildfires began raging across Australia last year, news emerging from the country has often been dire: 15.6 million acres of land burned, at least 28 people killed, more than one billion animals estimated dead. But this week, there was a heartening development. According to Adam Morton of the Guardian, firefighters have successfully saved
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Gray wolves, like this pair on Isle Royale, are listed as endangered in the United States. Credit: Michigan Technological University What makes for an endangered species classification isn’t always obvious. Lions and leopards are endangered species. Robins and raccoons clearly are not. The distinction seems simple until one ponders a question such as: How many
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America’s prison populations are disproportionately filled with people of color, but prosecutors’ biases toward defendants’ race and class may not be the primary cause for those disparities, new research from the University of Arizona suggests. The finding, which comes from a unique study involving hundreds of prosecutors across the U.S., counters decades’ worth of previous
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Credit: Wits University In 2017, when the drought in Cape Town was at its worst in over a century, aid organisation Gift of the Givers made an urgent call to South Africans to help farmers; suicide rates, amongst both small- and large-scale farmers, had surged in the few months prior. This and other evidence paints
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When a catastrophic earthquake and tsunami triggered the release of radioactive material from Japan’s Fukushima Daiichi Nuclear Power Plant in March 2011, locals didn’t have time to think. Officials wore intense radiation protection but told members of the public they weren’t at risk. Communities were uprooted to evacuation centers with higher radiation levels than their
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By now, the story is a familiar one: Tens of thousands of years ago, our human ancestors turned to wolves for companionship, taming and trading their wild ways to make way for the cuddly, docile pooches in our living rooms today. But the tale of dog domestication might not be as simple, or as dramatic,
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Carbon taxes on Air France-KLM plane tickets would “hamper our ability” to buy fuel-efficient planes, according to CEO Ben Smith Air France-KLM chief executive Ben Smith said Friday that imposing carbon taxes on ticket prices could prove counterproductive, hindering efforts by airlines to buy more fuel-efficient planes that could significantly reduce emissions. “Renewing our fleet
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NASA’s Aqua satellite passed over Tropical Cyclone Tino in the Southern Pacific Ocean on Jan. 17 at 7:50 a.m. EST (12:50 UTC) and highest concentrations of water vapor (brown) and coldest cloud top temperatures were around the center of circulation and over Fiji and surrounding islands. Credit: NASA/NRL When NASA’s Aqua satellite passed over the
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WASHINGTON — SpinLaunch, a startup pursuing an alternative approach for placing payloads into orbit, has raised $35 million in a new funding round disclosed Jan. 16. The company, headquartered in Long Beach, California, said the new round featured several funds that included Airbus Ventures, the venture capital arm of aerospace company Airbus. Other investors include
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A wall-climbing robot uses the zero-pressure difference method to form suction. Credit: Xin Li and Kaige Shi Specially designed vacuum suction units allow humans to climb walls. Scientists have developed a suction unit that can be used on rough surfaces, no matter how textured, and that has applications in the development of climbing robots and
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Credit: New Jersey Institute of Technology Toward the end of 2017, a massive new region of magnetic field erupted on the Sun’s surface next to an existing sunspot. The powerful collision of magnetic energy produced a series of potent solar flares, causing turbulent space weather conditions at Earth. These were the first flares to be
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Credit: Linnaeus University Constraining the history of earthquakes produced by bedrock fracturing is important for predicting seismic activity and plate tectonic evolution. In a new study published in the Nature journal Scientific Reports Jan 17, 2020, a team of researchers presents a new microscale technique to determine the age of crystals grown during repeated activation
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