technology
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Researchers have developed a hypersonic navigation system that uses stars to maintain guidance when satellite signals fail. China’s Mach 5+ hypersonic weapons turn to stars for navigation when GPS signals fail
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Excerpt from DW article athttps://p.dw.com/p/3tJue How does Iron Dome work?An Iron Dome battery consists of a radar unit and a control center that can detect projectiles soon after their launch and calculate their trajectory and target. It takes seconds for an approaching projectile to be detected. A battery also has three or four rocket launchers…
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Israeli startup Stardust Solutions has sparked controversy with a geoengineering project aimed at combating global warming by releasing particles into the atmosphere to reflect sunlight back into space. While the technology is still at the laboratory stage, more than 600 scientists and academics have called for an international ban on the project. Founded in 2023,…