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Missions to Mars, the Moon and Beyond Await Earth in 2021 About a month after the new year has started on Earth, three spacecraft will pull into the vicinity of Mars. These explorers, which launched in July last year, will be heralds of a busy year of space exploration, launches and astronomical occurrences.
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SpaceX targets bold new 'catch' strategy for landing Super Heavy rockets SpaceX plans to get even more ambitious with its pinpoint rocket landings. Elon Musk's company routinely recovers and reuses the first stages of its Falcon 9 and Falcon Heavy rockets, bringing the boosters down for soft vertical landings about 9 minutes after ...
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Did a holographic phase transition in the early universe release gravitational waves? There are four known forces of nature. Two of them are very familiar to you: the force of gravity and the electromagnetic force, which combined make up the bulk of our everyday experiences. A third, ...
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Planetary protection needs more than just NASA, White House plan says The White House has laid out a plan for overhauling the federal government's planetary-protection rules, which work to prevent contamination between Earth and other potentially habitable worlds. The document outlines the government's plan for a suite of ...
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These stunning NASA satellite images capture 2020's extreme climate events (CNN) As we move into the new year, it's easy to see that things changed for a lot of people in 2020. Alongside a deadly pandemic, 2020 also delivered reminders of the severity of the climate crisis facing the world -- droughts, floods, heatwaves, wildfires and ...
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What to expect for spaceflight and astronomy in 2021 It was the worst of times, it was the best of times. On Earth, almost every aspect of life over the past year was dominated by the COVID-19 pandemic, which has taken nearly two million lives and shredded the global economy. In space, humans have racked up ...
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Sky This Month: January 2021 A 19-hour-old Moon floats low over Turin, Italy, on February 22, 2012. You'll have the chance to catch a similar sight this month. Stefano De Rosa. Following the spectacular conjunction of Jupiter and Saturn on December 21, the pair of planets continues to ...
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New microscopy technique images live cells with 7 times greater sensitivity Experts in optical physics have developed a new way to see inside living cells in greater detail using existing microscopy technology and without needing to add stains or fluorescent dyes. Since individual cells are almost translucent, microscope cameras ...
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Fluoride to the rescue? Addressing the challenge of antibiotic-resistant bacteria Scientists have long been aware of the dangerous overuse of antibiotics and the increasing number of antibiotic-resistant microbes that have resulted. While over-prescription of antibiotics for medicinal use has unsettling implications for human health, so too ...
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Long live the efficient, pure-blue OLED Using a new combination of emitter molecules, researchers in Japan have demonstrated the promise of a novel approach to finally overcome a major challenge facing displays using organic light-emitting diodes: a blue light source matching the excellent ...
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