Science Archive

cubesatRocket Lab launched seven small satellites

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Rocket Lab launched seven payloads to orbit yesterday. The mission, named ‘It’s Business Time,’ marks Rocket Lab’s second successful orbital launch and deployment of customer satellites. Rocket Lab’s Electron launch vehicle lifted-off from Launch Complex 1 on New Zealand’s Māhia …

supercomputerChina has the most top 500 supercomputers but US has the most supercomputer power

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The share of TOP500 installations in China continues to rise, with the country now claiming 227 systems (45 percent of the total). The number of supercomputers that call the US home continues to decline, reaching an all-time low of 109 …

batteriesTesla air filters beat california wildfire air pollution

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Tesla cars have air filtration systems similar to systems used in hospitals, clean rooms, and the space industry. They developed a HEPA filtration system capable of stripping the outside air of pollen, bacteria, and pollution before they enter the cabin …

astronomyHarvard Professor who published speculation of Oumuamua as alien solar sail

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The first interstellar object, named ‘Oumuamua, was discovered in October 2017 by the Pan-STARRS 1 telescope in Hawaii. A recent paper by Dr. Avi Loeb of Harvard University and Harvard Smithsonian Center for Astrophysics, it may possibly be an artificial …

militaryOrbital Kinetic Bombardment gets close to nuclear on damage and cost

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As of 2017, the US has an estimated 4,018 nuclear weapons in either deployment or storage. The US plans to spend $1.2 trillion to modernize the nuclear arsenal over the next 30 years. Two-thirds of the nuclear weapons budget will …

nasaSpaceX Falcon 9 block 5 certified for most important NASA missions

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SpaceX’s Falcon 9 rocket is qualified to launch NASA’s most expensive and highest-priority science missions. NASA’s Launch Services Program (LSP) has certified the two-stage Falcon 9 as a Category 3 rocket. Falcon 9 Block 5, the rocket’s newest iteration that …

buildingsCalifornia’s big fires and 129 million dead trees

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From January to November 9, 2018, a total of 7,579 fires had burned an area of 1,564,609 acres (6,332 square kilometers), according to the California Department of Forestry and Fire Protection and the National Interagency Fire Center. The fires caused …

futureGoogle and NASA run classical supercomputer versus quantum chip races

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Google and NASA have an agreement to compare Google 72-qubit quantum Bristlecone chip and possibly near-term follow-up quantum chips against regular supercomputers. Alibaba had a recent paper which indicates quantum simulations on classical computers can be more competitive against quantum …

chinaChina’s giant ultra-high voltage grid is ambitious as its high speed rail

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Ultra-high voltage energy grids are needed for efficient power transmission across large distances. A 100 mile (160 km) power line at 765 kilovolt carrying 1000 MW of power can have losses of 1.1% to 0.5%. A 345-kilovolt line carrying the …

artificial intelligenceAMD makes first 7 nanometer CPU and GPU and performance competitive with Nvidia

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Advanced Micro Devices launched its first 7-nm CPU and GPU at the lucrative target of the data center. The working chips deliver comparable performance to Intel’s 14-nm Xeon and Nvidia’s 12-nm Volta. AMD is back from the near dead. AMD …