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Many US regions have drinking water exposed to high amounts of arsenic. The national study on public water systems in the country discovered that levels of arsenic are not the same, despite the latest implemented national regulatory standard. Study assessed the differences in the arsenic content of public drinking water, separating them by subgroups geographically. It was conducted by scientists of
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Children rarely show symptoms of COVID-19, even if they are infected.Credit: Thomas Lohnes/Getty Young children account for only a small percentage of COVID-19 infections1 — a trend that has puzzled scientists. Now, a growing body of evidence suggests why: kids’ immune systems seem better equipped to eliminate SARS-CoV-2 than are adults’. “Children are very much
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Photo-sharing service Instagram announced Thursday morning that it’s bringing together two of its biggest priorities — online shopping and its new Reels short-form video feature, which competes with fast-growing social media network TikTok. Now businesses and creators can tag products when they’re creating a Reels video, and consumers can tap “view products” to buy them
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Ultrasound absorbers: false-colour 3D representation of a 0.21×0.28 mm wing section of the moth Lasiocampa quercus showing the structure, diversity, and arrangement of base scales (orange) and cover scales (blue and yellow). (Courtesy: Simon Reichel/Thomas Neil/Zhiyuan Shen/Marc Holderied) Natural acoustic metamaterials found on the wings of some moths could help the insects avoid being eaten
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Credit: Taj Francis This supplement explores artificial intelligence (AI), one of the most rapidly advancing and controversial topics in scientific research. Driven by escalating computing power, expanding data sets, and algorithms of unprecedented sophistication, the number of journal and conference papers referring to AI in the Dimensions from Digital Science database increased by more than
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SpaceX’s Starship prototype exploded while attempting to land on Wednesday after an otherwise successful test launch from the company’s rocket facility in Boca Chica, Texas, live video of the flight showed. The Starship rocket destroyed in the accident was a 16-story-tall prototype for the heavy-lift launch vehicle being developed by billionaire entrepreneur Elon Musk’s private
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Brian Chesky, chief executive officer and co-founder of Airbnb Inc., speaks during an Economic Club of New York luncheon at the New York Stock Exchange (NYSE) in New York, U.S., on Monday, March 13, 2017. Michael Nagle | Bloomberg | Getty Images Airbnb, the company that allows users to book short-term rentals and experiences while
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1. Renard, D. & Tilman, D. National food production stabilized by crop diversity. Nature 571, 257–260 (2019). CAS  Article  Google Scholar  2. Mehrabi, Z. & Ramankutty, N. Synchronized failure of global crop production. Nat. Ecol. Evol. 3, 780–786 (2019). Article  Google Scholar  3. Cottrell, R. S. et al. Food production shocks across land and sea.
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The Federal Trade Commission and a coalition of attorneys general from 48 states and territories filed two separate antitrust lawsuits against Facebook on Wednesday. The lawsuits target two of Facebook’s major acquisitions: Instagram and WhatsApp. Both are seeking remedies for the alleged anticompetitive conduct that could result in requiring Facebook to divest the two apps.
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Thumbs-up for randomness David Drahi in the quantum optics lab. (Courtesy: David Drahi) While world events are often difficult to predict, true randomness is surprisingly hard to find. In recent years, physicists have turned to quantum mechanics for a solution, using the inherently unpredictable behavior of photons to generate the truly random numbers that underpin
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They sniff out drugs, cadavers, missing people, explosives, and even cancer. Dogs are more than man’s best friend, they are some of the best chemical detectors in existence. They are so good that by modifying a commercially available explosives detector to act like a dog’s nose, researchers were able to make the detector much more
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South Africa’s publication-incentive scheme offers cash rewards when researchers publish journal papers.Credit: Shutterstock A survey of nearly 1,000 academic researchers in South Africa suggests that the majority are in favour of keeping a government scheme that offers cash rewards for publishing research papers in accredited journals, even though they agree that this can promote unethical
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New spin on topology: spin guided light scattering has been observed in a liquid crystal (Courtesy: Shutterstock/Serg-DAV) Just as topological insulators provide protection to electrons travelling along their edges and surfaces, photons can also be topologically protected. This can occur when photon scattering modes are associated with just one spin state. Now, researchers in India
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Last Monday, the EPA or US Environmental Protection Agency finalized its decision for setting limits on the amount of a certain type of air pollutant known as fine particulate matter or PM2.5. This limit, which is previously set, will now remain officially unchanged, despite the scientific research findings which say that more stringent limits or standards need to be imposed for it to save
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Wall Disease Jessica Wapner The Experiment (2020) Since the Berlin Wall fell in 1989, border walls have multiplied, notes science journalist Jessica Wapner in her compelling, dispiriting, global survey. In the decade after the September 2001 terrorist attacks, 47 appeared worldwide; Wapner investigates their geography and psychological effects. “Wall disease” — a translation of Mauerkrankheit,
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“Austin is a trusted, trailblazing leader who brings deep experience serving as a top military commander and in critical Pentagon roles,” Biden said in a statement.  WASHINGTON — President-elect Joe Biden on Wednesday will formally introduce his pick to be the next secretary of defense — retired U.S. Army four-star general Lloyd Austin.  Biden and
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Traditionally, offset markets have been focused on credits for atmospheric carbon sequestration or restoration projects. But there are many other ways industrial and agricultural operations harm the planet. Australian-based environmental project developer GreenCollar decided to tackle one problem by creating a new type of credit to address an environmental issue very close to its country’s
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A DoorDash Inc. delivery person places an order into an insulated bag at Chef Geoff’s restaurant in Washington, D.C. Andrew Harrer | Bloomberg | Getty Images DoorDash, the food delivery provider that’s seen a surge in demand during the coronavirus pandemic, sold shares in its IPO at $102 a piece, pricing above its range, according
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Giant pandas have thick coats but sometimes don an extra outer layer against the winter’s chill. Credit: Fuwen Wei Animal behaviour 08 December 2020 A steaming pile holds allure for giant pandas, especially at one time of year. Wild giant pandas sometimes mess up their neat black and white outfits by rolling in horse manure
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Democratic U.S. presidential nominee and former Vice President Joe Biden speaks about climate change during a campaign event at the Delaware Museum of Natural History in Wilmington, Delaware, U.S., September 14, 2020. Leah Millis | Reuters In the past four years, preventing climate change and saving the environment have not been high priorities in the
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A Singapore startup business wants to make roads made of plastic waste to help solve the growing worldwide plastic pollution problem. Singapore’s next step against plastic waste (Photo : Photo by Kin Pastor on Pexels )Plastic Waste May Pave the Roads of Singapore Soon Magorium is a company that breaks down various plastic trash and substitutes
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Apple AirPods MAx Apple Apple on Tuesday announced AirPods Max, new over-ear noise-canceling headphones that will launch on Dec. 15 for $549. The AirPods Max may be appealing to customers who didn’t want in-ear headphones, such as the AirPods. They sit over your ears, which may be comfortable for longer periods, but offer similar features
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SAN FRANCISCO – Electro Optic Systems (EOS) of Australia formed SpaceLink, a wholly owned U.S. subsidiary to provide data-relay services for satellites in low Earth orbit and named former OneWeb Vice President David Bettinger as its chief executive officer. “We are developing and implementing a commercial, medium Earth orbit data-relay service to provide direct access
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I’ve been following the money this past week. “The money,” in this case, is the sprawling and spiraling world of sustainable finance. The occasion, as you may have guessed, was our announcement Nov. 30 of our newest annual event: GreenFin, taking place in April. It drew the attention of a number of friends, colleagues and veritable strangers who
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An intense windstorm in Melbourne over the weekend flooded the suburb town of Hillside with almost waist-deep tumbleweed, stunning the residents with amazement and inconvenience.  The windstorm and tumbleweed flooding led to more than 200 calls to the State Emergency Service in the span of seven hours.  Other than a storm of tumbleweed, residents also reported downed
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