Month: November 2020

I’ve been working for 16 years to understand a particular type of immune cell, often called the sentinel of the immune system, that is found in humans and other mammals. Named dendritic cells, they detect dangers, such as pathogenic microorganisms, by collecting molecules from their environment. They show these molecules to other immune-system cells, instructing
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• Winners announced live • Panel discussion with 2020 honorees Join us Monday, Dec. 14 at 1 p.m. Eastern as we reveal the winners of the 2020 SpaceNews Awards for Excellence & Innovation. This one-hour live event features a panel discussion with four of this year’s honorees. You won’t want to miss this lively discussion
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Climate tech is more important than ever, but the systemic challenges entrepreneurs face in shepherding these solutions to commercial success is formidable. Most have incredibly long R&D lead times, while the systems that typically support startups cater to ones promising shorter-term payoffs. That’s why earlier this year, clean economy nonprofits Rocky Mountain Institute — known
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Alabama’s wilderness faces risks of destruction as environmental laws fall short in safeguarding Mobile River Basin’s ecological treasures. Among the states in the nation, Alabama ranks last when it comes to environmental protection spending. Only about 4% of the state’s land is protected from development, whereas protected land in other states like California and Florida
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El Castillo, or the Temple of Kukulcan, is 98 feet tall and has 365 steps. What you can’t see from the outside is the original, much smaller pyramid that acted as a foundation. UNEARTHED Tuesdays 10/9c on Science http://www.sciencechannel.com/ Watch full episodes! https://www.discoverygo.com/science/ Subscribe to Science Channel: http://bit.ly/SubscribeScience
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Credit: Nokia Bell Labs Arthur Ashkin was the father of optical trapping. Using focused laser beams, he manipulated particles ranging in size from atoms to cells and their components. In 2018, aged 96, he shared the Nobel Prize in Physics for “optical tweezers and their application to biological systems”. He also made pioneering discoveries about
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By Rein F. Nov 29, 2020 08:00 PM EST After almost a century of hiding, grass-poly (Lythrum hyssopifolium) was recently discovered growing in a Norfolk farmland pond by Professor Carl Sayer of University College London. Previously believed to have gone extinct, grass-poly is one of the rarest plants in the United Kingdom. The last confirmed
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Trump during a Thanksgiving call with military officers touted his personal involvement in getting the Space Force enacted as a separate armed service.  WASHINGTON — During a video teleconference with members of the military on his last Thanksgiving as commander in chief, President Trump touted his efforts to establish the Space Force, calling the newest
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In Denmark, lawmakers want to exhume and incinerate culled mink from mass graves, while scientific authorities are concerned about a permanent COVID-19 future pandemic risk. They want to incinerate them to prevent the possibility of contaminating nearby waters. (Photo: Getty Images )A conveyor belt drops culled mink into a large container on November 7, 2020, in Boarding, Denmark. Like many other
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An Amazon warehouse Getty Images Amazon is providing front-line workers a one-time bonus to share its appreciation for their work heading into “the peak of the holiday season,” the company announced Thursday. In a blog post, Dave Clark, Amazon’s senior vice president of retail operations, said full-time operations staff who are employed by the company from
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The immense and ancient old-growth forests of Romania, straddling the vast Carpathian Mountains in Eastern Europe, are being threatened by illegal logging.  They have been unchanged ever since the last ice age, but today, they are rapidly disappearing. This deforestation has been due to the actions of the so-called “Timber Mafia,” composed of criminals that many people believe collaborate with the Romanian
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WASHINGTON — The Canadian Space Agency (CSA) is moving ahead on efforts to develop lunar science payloads and a small rover that could fly to the moon on a NASA-sponsored lander mission. The CSA announced Nov. 27 it awarded six contracts with a total value of $2.9 million Canadian ($2.2 million) to five companies and
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The Harley-Davidson LiveWire electric motorcycle doesn’t have big sales yet, but CEO Jochen Zeitz recently remarked during an earnings call, “It’s also attracting new riders, new customers to the brand that might not have considered Harley-Davidson before.” Source: Harley-Davidson Tesla reached a $500 billion market valuation this week, a sign of its dominance in the
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The government of Mauritius recently announced its controversial plan to cull or “control exercise” endangered Mauritius fruit bat (Pteropus niger) to protect the nation’s fruit industry. The bat culling will be done from October 28 to mid-December this year. Bat culling in Mauritius  Bat culling has been a controversial issue in Mauritius. Fruit bats are
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WASHINGTON — Virgin Orbit is preparing to perform a second flight of its LauncherOne small launch vehicle in the second half of December, carrying a set of NASA-sponsored cubesats. A Nov. 24 “Local Notice to Mariners” by the U.S. Coast Guard stated that Virgin Orbit “will conduct hazardous operations” offshore from San Nicolas Island, California,
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A material that mimics human skin in strength, stretchability, and sensitivity could be used to collect biological data in real-time. Electronic skin, or e-skin, may play an important role in next-generation prosthetics, personalized medicine, soft robotics, and artificial intelligence. “The ideal e-skin will mimic the many natural functions of human skin, such as sensing temperature
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The research found that high school students in Brazil are interested in the environment, biodiversity, and conservation. This has been reported by a study published in the journal Science Advances, showing how the youth are starting to become more aware of scientific and environmental concepts. They are increasingly becoming interested in science, the Amazon Rainforest’s biodiversity, and its conservation as they enter high school. (Photo:
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Google’s “resilience” lead Lauren Whitt installed a series of tutorials and video content for Google employees experiencing burnout while working through the pandemic. Google Throughout the coronavirus pandemic, Google has emphasized employee health, establishing long-term remote work plans and offering periodic days off called “reset” days. Even that hasn’t been enough to deal with the
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SAN FRANCISCO – With four satellites scheduled to launch in 2021, Tokyo-based Axelspace Corp. is moving toward its goal of capturing daily, global Earth imagery. “The additional satellites will help us jump the curve by elevating the revisit rate to up to 1.4 days,” Yasunori Yamazaki, Axelspace chief business officer, told SpaceNews by email. Alexspace
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Data analysis has been the fallback for many researchers whose fieldwork has been halted because of COVID-19.Credit: Getty PhD student Maija Sequeira had planned to travel in January 2020 to a primary school in Colombia for 14 months to research how children learn about social hierarchies. But all public schools in the nation closed until
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As the US withdrew its commitment to the Paris Agreement, the United States would have to draft a new nationally determined contribution (NDC), articulating what the country’s plan and pledge would be. The Paris Climate Accord is an agreement among more than 190 countries to limit planet-warning emissions of greenhouse gases. According to Jonathan Pershing, the former lead
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Dying cells in the gut of fruit flies (Drosophila melanogaster) signal for their own replacement. Credit: DENNIS KUNKEL MICROSCOPY/SPL Cell biology 25 November 2020 Dying cells can revive for long enough to trigger their own replacement. Zombies are a staple of apocalyptic movies, but not all the living dead are evil. In the guts of
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Sweden is getting on board India’s Venus orbiter mission ”Shukrayaan” with a scientific instrument to explore the planet. Ambassador of Sweden to India, Klas Molin said Swedish Institute of Space Physics (IRF) is engaged in the venture, its second collaborative project with the Indian Space Research Organisation (ISRO). “IRF’s satellite instrument Venusian Neutrals Analyzer (VNA)
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