Science

[embedded content] Do not linger after using a public toilet is the advice from researchers at Florida Atlantic University (FAU), who have done a comprehensive study of how aerosols with the potential to carry disease are created and dispersed by flushing toilets and urinals. Siddhartha Verma and colleagues studied three scenarios – toilet flushing, covered
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By: Hannah Pell The potential impact of a work of art is by no means limited by or related to its size. Whether an intricate mural spanning the side of a building or sculpture carved on the tip of a pencil, the art of all scales is significant and meaningful to us, and the principles
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Proton dose distributions for a clinical four-beam plan, a four-beam shoot-through FLASH plan without the protective FLASH effect and the same shoot-through plan accounting for the protective FLASH effect outside the target. (Courtesy: Phys. Med. Biol. 10.1088/1361-6560/abe55a) For the shoot-through plan, the researchers assumed a hypothetical FLASH protective factor for normal tissues of 2. They
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WASHINGTON — The Senate unanimously confirmed Bill Nelson to be NASA’s next administrator, wrapping up a whirlwind confirmation process that was vastly different from that experienced by his predecessor. The Senate confirmed Nelson’s nomination to be NASA administrator late April 29 via unanimous consent, a mechanism used for the expedited passage of bills and nominations
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WASHINGTON — The chairman of the House space subcommittee says he is working to secure funding for NASA as part of what could be a multitrillion-dollar infrastructure package proposed by the White House. Speaking at a Washington Space Business Roundtable webinar April 28, Rep. Don Beyer (D-Va.), named earlier this year to lead the House
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NTS-3 will demonstrate technologies such as phased array antennas, flexible signals and reprogrammable payloads WASHINGTON — The Air Force Research Laboratory is planning a 2023 launch of the NTS-3 experimental satellite the U.S. military will use for positioning, navigation and timing. AFRL previously announced the launch would be in 2022 but the mission will slip
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by Allison Kubo Hutchison Approximately 20 million years ago, prehistoric horses grazed on the flat grasslands and the now extinct bear-dog dug burrows for their young throughout the lands we now call Oregon and Washington. But below the ground, there was an eruption brewing that would shape over 81,000 square miles (200,000 square kilometers) reaching
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Check mates: two chess pieces that were 3D printed with the new artificial ivory. The dark lines were added to more precisely mimic ivory. (Courtesy: Technical University of Vienna) Claimed to be highly realistic and elephant-friendly, a new alternative to ivory has been developed by researchers in Austria. Led by Jürgen Stampfl at the Vienna
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WASHINGTON — Dynetics has joined Blue Origin in filing a protest of NASA’s selection of SpaceX for a single Human Landing System award, a move that could force the agency to suspend work on the program. In a statement April 27, Dynetics said it filed a protest of the HLS award with the Government Accountability
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WASHINGTON — Blue Origin filed a protest with the Government Accountability Office April 26 over NASA’s decision to select only SpaceX for its Human Landing System (HLS) program, arguing the agency “moved the goalposts” of the competition. The company, in a lengthy filing with the GAO, claimed that in addition to not giving companies the
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