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Taken from the July 2020 issue of Physics World. Members of the Institute of Physics can enjoy the full issue via the Physics World app. The Planck mission gave us the most precise value of the Hubble constant to date by measuring the cosmic microwave background. But studies made since using different methods provide different
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eROSITA has mapped more than one million sources of X-rays.Credit: Jeremy Sanders, Hermann Brunner, eSASS team (MPE); Eugene Churazov, Marat Gilfanov (IKI) The Universe seen in in X-ray vision The newest map of the sky charted in high-energy X-rays offers a glimpse of what the Universe would look like if seen with X-ray vision. Researchers
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Updated 1:20 p.m. with Commercial Spaceflight Federation comment. WASHINGTON — A House appropriations bill released July 7 rejected the administration’s proposed major budget increase for NASA, instead offering the agency a flat budget for 2021 that takes particular aim at the agency’s efforts to develop lunar landers. The commerce, justice and science (CJS) appropriations bill,
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Warren Buffett‘s Berkshire Hathaway is finally pulling the trigger. The conglomerate is spending $4 billion to buy the natural gas transmission and storage assets of Dominion Energy. Including the assumption of debt, the deal totals almost $10 billion. It’s the first major purchase from Berkshire since the coronavirus pandemic and subsequent market collapse in March.
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Summer has finally arrived in the northern reaches of Canada and Alaska, liberating hundreds of thousands of northern stream fish from their wintering habitats. Through the long winter, many have endured cramped, icy quarters with perilously low oxygen levels. Others have recently journeyed incredible distances from large rivers and lakes to small summer habitats upstream. Northern
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Tesla’s 2014 acquisition of SolarCity turned the electric vehicle manufacturer into the undisputed largest player in residential solar, but that lead has steadily eroded as its major competitor, Sunrun, surged ahead with more aggressive plans. Now with the $3.2 billion dollar acquisition of the residential solar installation company, Vivint Solar, Sunrun looks to solidify its
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Business is the foundation, of, well, business. For startups, finding a working business model and honing it through decision-making, smart hires, and relentless focus on the right metrics can be the difference between building a scalable company and collapsing into the next Luckin Coffee. Given how important business performance and finance is, it’s not uncommon
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The city of Wellington, New Zealand, at night. Westend61 | Getty Images The New Zealand government unveiled plans for a program which aims to tackle greenhouse gas emissions in the building and construction sector, and potentially futureproofs the built environment against the impacts of climate change. Initially, the Building for Climate Change program will focus
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Daniel Fong (left) and Soheil Ghiasi (right) with their novel foetal oximetry system. (Courtesy: University of California, Davis) Researchers in the US have designed and tested a novel oximetry system that offers a non-invasive approach for monitoring foetal blood-oxygen levels, an indicator of foetal wellbeing, during active labour. A more objective and accurate measure of
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1. Cao, Y. et al. Correlated insulator behaviour at half-filling in magic-angle graphene superlattices. Nature 556, 80–84 (2018). ADS  CAS  Article  Google Scholar  2. Cao, Y. et al. Unconventional superconductivity in magic-angle graphene superlattices. Nature 556, 43–50 (2018). ADS  CAS  Article  Google Scholar  3. Kim, K. et al. Tunable moiré bands and strong correlations in
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A longtime friend told me he was Christian and couldn’t support Democrats because it violated his principles. Then I heard a news update that Republicans were trying to ax Obamacare. I think I’m an Independent.  I’ve been spending more time contemplating the racial problems our country faces. I admire the friends and family that have
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As COVID-19 batters the world and its economy, it’s time to rethink sustainable pathways for our planet. Rosy hopes that globalization and economic growth would bankroll waves of green investment and development are no longer realistic. It’s unlikely there will be enough money or attention to banish poverty and inequality, expand health care and overturn
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Despite record-setting COVID-19 infections, American equities rose today. All major indices gained ground during regular trading, while tech stocks did even better. The Nasdaq Composite set new 52-week and all-time highs, touching 10,462.0 points before closing at 10,433.65, up 2.21% on the day. Similarly, a basket of SaaS and cloud companies that has risen and
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NOAA forecasters predicting an active 2020 hurricane season are refining storm track and intensity forecasts thanks to data from multiple satellites, including the second Constellation Observing System for Meteorology, Ionosphere and Climate (COSMIC-2). Six COSMIC-2 satellites launched in June 2019 aboard a SpaceX Falcon Heavy rocket are gathering more than 4,000 daily radio occultation soundings.
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Cryogenics is a core enabling technology at the European Spallation Source, a next-generation neutron-science facility under construction in Sweden. Joe McEntee talks to John G Weisend II, group leader for specialized technical services at ESS, about the secrets of success at ultralow temperatures Big science: an aerial view over the ESS construction site in Lund,
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DevOps plus ‘work from anywhere’ is the real endgame for satellite operators The space industry as we know it was born in the glory days of the Space Age, the 1960s. The collaboration between astronauts on the surface of the moon and Mission Control engineers in Houston was the most “remote” work ever accomplished to
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The ‘pyjama stripe’ interference pattern denotes the presence of anyons in an electronic system.Credit: James Nakamura and Michael Manfra Physicists have reported what could be the first incontrovertible evidence of the existence of unusual particle-like objects called anyons, first proposed more than 40 years ago. Anyons are latest addition to a growing family of phenomena
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Palantir, the sometimes controversial, but always secretive, big data and analytics provider that works with governments and other public and private organizations to power national security, health and a variety of other services, has reportedly been eyeing up a public listing this autumn. But in the meantime it’s also continuing to push ahead in the
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