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How underwater 3D printing could soon transform maritime construction
Smart soldering iron packs a camera to show you what you're doing
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The smartphone just fired a warning shot at the camera industry.
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Rugged phone with multi-day battery life doubles as a 1080p projector
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Optimized Nuclear Thermal Rocket for 45 Days to Mars
A novel Wave Rotor (WR) topping cycle is proposed that promises to deliver similar thrust as NERVA class NTP propulsion, but with Isp in the 1400-2000 second range. Coupled with an NEP cycle, the duty cycle Isp can further be increased (1800-4000 seconds) with minimal addition of dry mass.