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Fluid Dynamics

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HopFlyt Bets on Pivoting Channel-Wing eVTOL to Push Hybrid VTOL Range

The Maryland startup says a pivoting channel wing with hybrid electric power could deliver long range at lower cost than helicopters.

Aston Martin Valhalla Debuts as $1 Million Hybrid With Proven Speed and Unusual Ease

Ultrafast X-Rays Reveal Elusive Critical Point in Supercooled Water

China Simulates 200-Meter Underwater Ignition for Solid Rocket Motor

Microrobot Swarms Move Objects Without Touch Using Fluidic Torque

NASA Postpones Artemis II, Plans Rollback After Helium Anomaly

SR-71 Blackbird’s Records Endure as New Coverage Details the Physics of Mach 3 Flight

Artemis II Confidence Test Hits Hydrogen Flow Snag Linked to Pad Hardware

NASA Flies Scale Laminar-Flow Wing on F-15B, Launching Flight-Test Series

Startup Hypersonica Claims Mach 6 Test in Norway, a First for Private European Hypersonics

NASA Targets March Window for Artemis II After Hydrogen Leak Halts Rehearsal

NASA Completes SLS Fueling Rehearsal as Chinese Firms Report Propulsion Gains

Labs Unveil Unsinkable Metal Tubes and a New Model for Melting Icebergs

CMS Spots Quark Wakes, Directly Showing the Primordial Plasma Behaves Like a Liquid

Laser-Driven Optofluidics Expands 3D Microfabrication Beyond Polymers

Early-Universe Quasar Defies Models With 13 Times the Eddington Limit, Bright X-Rays and a Radio Jet

Robotic Stingray Fins Reveal Downward 'Unsteady Ground Effect' Near Seafloor

ALMA’s ARKS Survey Delivers Sharpest-Ever Map of 24 ExoKuiper Belts

Outcome of India’s PSLV-C62 Launch in Dispute as Reports Diverge

India Runs Full-Scale Actively Cooled Scramjet for 12 Minutes in DRDO Ground Test