Science

WASHINGTON — Blue Origin is on track to perform the first crewed launch of its New Shepard vehicle July 20, carrying company founder Jeff Bezos and three others on a suborbital spaceflight. At a July 18 news conference, company officials said they had successfully completed a flight readiness review for the NS-16 mission that will
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Researchers report on the unexpected observation of thermal waves in germanium for the first time. Courtesy: ICMAB/UAB Researchers in Spain and Italy have observed “second sound” in a room-temperature semiconductor for the first time. This phenomenon, which occurs when distinct waves of temperature pass through a material, had previously only been observed in exotic superfluids
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TAMPA, Fla. — Satellite operator SES is leading a consortium to design a system for guarding communications in Luxembourg against cyberattacks, which could feed into Europe’s broader plan for a network that is also protected by quantum technology. The consortium will devise a satellite and terrestrial network for Luxembourg’s Quantum Communications Infrastructure (LuxQCI) project, which
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Hunter, director of the defense industrial initiatives group at the Center for Strategic and International Studies, would be the Department of the Air Force’s senior acquisition executive. WASHINGTON — The White House announced July 16 that President Biden intends to nominate defense procurement expert Andrew Hunter to be assistant secretary of the Air Force for
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A view into one of the two vacuum chambers used in the experiments. Credit: Max-Planck-Institute of Quantum Optics For the first time, physicists have succeeded in measuring the same photon at two different locations within an optical fibre – all without destroying the photon. The new non-destructive technique, which was developed by researchers at the
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WASHINGTON — NASA’s Hubble Space Telescope returned to science operations July 17 after a hiatus of more than a month as controllers successfully switched the orbiting observatory to a backup payload computer. NASA said the instruments of the 31-year-old telescope are now operational nearly five weeks after a payload computer, which commands those instruments, malfunctioned.
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TAMPA, Fla. — Malaysian operator Measat has likely lost control of an aging satellite that has been drifting westward in geostationary orbit for nearly a month, according to analysts at space tracking company ExoAnalytic Solutions.  The ExoAnalytic space tracking system detected an anomaly for Measat-3 on June 21, after which it started drifting out of
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WASHINGTON — An 18-year-old Dutch man will fly on Blue Origin’s first crewed New Shepard suborbital flight, taking the place of the unidentified winner of an auction last month for the seat. Blue Origin announced July 15 that Oliver Daemen will be the fourth and final member of the crew of the New Shepard flight
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Branched cracks in a single crystal of 2D hexagonal boron nitride (h-BN). Image courtesy: J. Lou/Rice University Fracture tests carried out on hexagonal boron nitride (h-BN) show that this 2D material has an intrinsic toughening mechanism, contradicting its reputation for brittleness. This unexpected behaviour, which was observed by Jun Lou, Huajian Gao and colleagues at
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Pentagon spokesman John Kirby confirmed that Defense Secretary Austin received Brown’s letter expressing his desire to withdraw.  WASHINGTON — President Biden’s pick to serve as undersecretary of defense for acquisition and sustainment, Michael Brown, has withdrawn his nomination. Brown is the director of the Defense Innovation Unit (DIU), the Pentagon’s commercial outreach office based in
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The road in Paris named after French physicist Hippolyte Fizeau, as drawn by an artist in 1896. Credit: Séguin, F., Dessinateur. En 1896. Musée Carnavalet, Histoire de Paris. D.10405 An 1851 experiment in which the French physicist Hippolyte Fizeau showed that light gets “dragged along” when it travels through a moving medium has been given
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Before joining the NRO, Guetlein served as a program executive officer at the Missile Defense Agency. WASHINGTON — President Biden has nominated the deputy director of the National Reconnaissance Office Maj. Gen. Michael Guetlein for promotion to lieutenant general and assignment as commander of the U.S. Space Force Space Systems Command. The White House submitted
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