Science

Time triangle: illustration of how the ytterbium (Yb), strontium (Sr) and aluminium-magnesium (Al+/Mg+) atomic clocks were connected. (Courtesy: N Hanacek/NIST) The time kept by three of the world’s best atomic clocks has been compared by connecting them using optical fibres and an over-air link. The comparisons were done by the Boulder Atomic Clock Optical Network
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Join the audience for a live webinar at 3 p.m. BST/4 p.m. CEST on 22 April 2021 exploring the principles of 3D Raman imaging Want to take part in this webinar? Raman spectroscopic imaging is a powerful, versatile and increasingly common microscopy technique that can quickly identify molecules in a sample and visualize their distribution
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Magnetic swirl: a view of the M87 supermassive black hole in polarized light. The lines mark the orientation of the polarization, which is related to the magnetic field around the shadow of the black hole. (Courtesy: EHT Collaboration) A new image showing magnetic fields surrounding the supermassive black hole M87* has been created by scientists
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TAMPA, Fla. — Japanese satellite operator Sky Perfect JSAT has ordered a spacecraft from Airbus for the first time, choosing the European aerospace giant to build Superbird-9 for a launch in 2024. Superbird-9 will be based on Airbus’ reconfigurable payload platform OneSat, which can steer and reassign beams for different customers and services. JSAT said the geostationary (GEO) satellite will replace a key broadcasting mission,
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TAMPA, Fla. — Arianespace successfully launched another 36 satellites for low Earth orbit broadband operator OneWeb March 25, bringing its total in-orbit constellation to 146 satellites. OneWeb has made contact with each satellite after they separated from a Soyuz-2.1b rocket that blasted off 10:47 p.m. Eastern from Vostochny Cosmodrome, Russia’s newest launch base. It took
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“It validates the fact that the industry is maturing, and that it’s not a bunch of crazy rocket scientists out in the field blowing stuff up.” SAN FRANCISCO — Long-term space investors aren’t surprised by the recent surge of space industry mergers and acquisitions. In fact, they say, it’s right on time. Dylan Taylor, Voyager
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SAN FRANCISCO – Italian ground segment provider Leaf Space announced plans March 24 to establish a U.S. office to serve government and commercial customers. “There is a clear appetite among U.S. satellite and launch vehicle operators to simplify, outsource and maximize the value from ground services and we believe that need is only going to
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[embedded content] A soft, self-powered robot, capable of swimming in the deepest regions of Earth’s oceans has been created by researchers in China. Inspired by the hadal snailfish, the team led by Guorui Li at Zhejiang University designed its device to feature flapping fins, and decentralized electronics encased in a deformable silicone body. Having successfully
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WASHINGTON — A small helicopter that hitched a ride on NASA’s Perseverance rover will attempt its first flight on Mars in early April, demonstrating technology that could be used on future missions. At a March 23 briefing, NASA officials discussed plans to perform the first flights of Ingenuity, a 1.8-kilogram helicopter currently attached to the
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