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The challenge trials aim to accelerate the development of COVID-19 vaccines.Credit: Andrey Rudakov/Bloomberg/Getty Young, healthy people will be intentionally exposed to the virus responsible for COVID-19 in a first-of-its kind ‘human challenge trial’, the UK government and a company that runs such studies announced on 20 October. The experiment, set to begin in January in
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A linear accelerator with the portal dosimetry panel (EPID) deployed. (Courtesy: Murillo Bellezzo, Maastro Clinic) Radiation therapy is a complex procedure, with a series of equipment and dosimetry checks performed before every treatment to ensure its safety and accuracy. However, there’s still potential for errors to occur during the actual radiation delivery, such as changes
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Mothers, beware: a study showed that babies may be drinking millions of microplastic particles a day from warming and shaking the milk from formula bottles.  A bottle of formula milk for your baby is supposed to provide fat and vitamins for growth and development. However, in warming and shaking the milk formula, millions of microplastic
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U.S. Attorney General William Barr delivers opening remarks at a summit on “Combating Anti-Semitism” at the Justice Department in Washington, July 15, 2019. Erin Scott | Reuters The Department of Justice will file its antitrust lawsuit against Google Tuesday, which will reportedly focus on the tech giant’s dominance in online search. Eleven Republican state attorneys
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SpaceX will use Microsoft Azure’s orbital emulator — a digital environment that allows the user to visualize an entire satellite architecture, test satellite designs and artificial intelligence algorithms.  WASHINGTON — SpaceX earlier this month won a $149 million contract from the Defense Department’s Space Development Agency to build four satellites to detect and track ballistic and
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Obesity is linked with diabetes, heart disease and other risk factors for severe COVID-19 symptoms.Credit: Edgard Garrido/Reuters When Jesús Ojino Sosa-García looks out over the people being treated for COVID-19 in his hospital’s intensive-care unit, one feature stands out: “Obesity is the most important factor we see,” he says. Sosa-García works at Hospital Médica Sur
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In 2017, NASA’s Cassini probe sent us our closest view of Saturn to date. If you wanted to take a closer look at the ringed planet, you would have to travel 1.2 billion kilometers… but the long journey would be the least of your worries. Once there, you’d realize there’s no solid surface to land
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Scientists are calling for the Antarctica Peninsula to be declared as a marine protected area. The West Antarctic peninsula is fast warming, and it is the home of many threatened minke and humpback whales, Gentoo penguins, leopard seals, Adélie penguins, killer whales, chinstrap penguins, skuas, krill, and giant petrels. Disturbed Ecosystems The sea ice has been dwindling, and the melting is now more rapid
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A queer-liberation march and rally for Black lives and against police brutality in New York City.Credit: Lev Radin/Pacific Press/LightRocket/Getty ‘Invisible’: that is how many scientists from sexual and gender minorities (LGBT+) describe their status at their institution, laboratory, classroom or office. Sexual orientation and sexual and gender identity are not common topics of conversation in
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Wired senior staff writer Cade Metz and Arvind Krishna, then senior vice president and director at IBM Research, speak onstage at the Wired Business Conference in New York on June 16, 2016. Brian Ach | Wired | Getty Images Shares of IBM fell slightly in extended trading on Monday after the company released third-quarter earnings
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Star struck: Betelgeuse’s sudden drop in brightness, dubbed the “great dimming”, has enthralled astronomers since it was first observed late last year (Courtesy: ESO/M. Montargès et al.) An international team of astronomers has proposed a telescope to monitor the bright star Betelgeuse to provide clues about the cause of its sudden drop in brightness. The
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HELSINKI — Chinese large state-owned enterprise CASIC laid out a new set of commercial space plans for the next five years at a conference Monday. The China Aerospace Science and Industry Corp. (CASIC) outlined plans for developing launch services, satellite constellations and a reusable space plane at the 6th China International Commercial Aerospace Forum, which
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China will have to massively increase its solar and wind capacity to become carbon neutral by 2060.Credit: Li Zongxian/VCG/Getty China, the world’s largest emitter of carbon dioxide, has promised to become carbon neutral before 2060, and to begin cutting its emissions within the next ten years. President Xi Jinping made the ambitious pledge to a
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Priya Saini is a medical physicist in the radiological physics department of SMS Medical College and Hospitals in Jaipur, India. This post is part of a series on how the COVID-19 pandemic is affecting the personal and professional lives of physicists around the world. If you’d like to share your own perspective, please contact us
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The fire on Kilimanjaro in Tanzania has now been contained. According to authorities, the inferno which broke out on its slopes was controlled by Saturday after six days of burning. Extent of the Fire Pascal Shelutete, the spokesman for TANAPA or Tanzania National Parks Authority, said that the fire is basically contained. The activities for tourism are currently ongoing and have not
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Chinese workers walk on a section of the world’s largest floating solar farm project during construction. The lake was created by a collapsed and flooded coal mine in Huainan, Anhui province, China. Kevin Frayer | Getty Images News | Getty Images SINGAPORE — China, the world’s largest carbon-emitting country, has doubled down on its pledge
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The solar energy trade is soaring. Invesco’s Solar ETF (TAN) has become one of the market’s hottest exchange-traded funds, up almost 139% year to date and counting as former Vice President Joe Biden leads President Donald Trump in presidential election polls. Biden’s $2 trillion infrastructure plan, which would focus on promoting clean energy, has been
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Among the windswept glaciers and icebergs of the western Antarctic Peninsula is an oasis of life. Threatened humpback and minke whales patrol the waters. Fish, squid and seals swim alongside noisy colonies of chinstrap, Adélie and gentoo penguins on the shore. It’s a complex web of life. All these species feed on small, shrimp-like crustaceans
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Researchers are using the CLARA electron accelerator at the Daresbury Laboratory to study the potential of very high-energy electrons for radiotherapy. (Courtesy: STFC) Very high-energy electrons (VHEEs), typically defined as those above 40 MeV, provide a potential new radiotherapy modality with dosimetric advantages. Beams of such electrons penetrate deep into the patient, enabling treatment of
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A godwit bird just broke the record for the longest non-stop bird flight, flying from Alaska to New Zealand, covering 7,500 miles (or 12,000 kilometers) over 11 days. This achiever is a bar-tailed godwit (scientific name: Limosa lapponica), a species capable of undertaking lengthy migratory flights between New Zealand and Alaska without any break. The Bar-Tailed Godwit The National Audubon Society says that the bar-tailed godwit is
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Hello Nature readers, would you like to get this Briefing in your inbox free every day? Sign up here Russian President Vladimir Putin has announced the approval of a second coronavirus vaccine. The vaccine, EpiVacCorona, was described as a “peptide-based shot”. It was developed by biotechnology company State Research Center of Virology and Biotechnology VECTOR.
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Tesla announced on October 19, 2016, that all cars being produced have Full Self-Driving hardware. Almost four years later, numerous over-the-air software updates have introduced new features. But there has yet to be a complete Full Self-Driving release. Tesla CEO Elon Musk tweeted this week that some “expert and careful drivers” will get beta of
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