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Why Plane Propellers Flipped Forward

Most early airplanes had their propellers mounted at the back—so why did the aviation world flip that around? The surprising shift from push to pull isn’t about speed or tradition. It’s about airflow, ...
For almost two weeks, helicopters have been circling over the South Waterfront ICE facility. It's gone beyond a mere nuisance for many residents.
On a moonlit night off the California coast, a strange and angular vessel glides silently and seamlessly from the side of a massive barge. Her movements are quiet and deliberate, but her unusual shape ...
A hundred years before the Event Horizon Telescope Collaboration released the first image of a black hole in 2019—located at the heart of the galaxy M87—astronomer Heber Curtis had already discovered ...
The business end of the NRL season is here with the finals taking centre stage. After several classic contests, Melbourne and Brisbane were the only two clubs left standing as they faced off in the ...
Lockheed Martin's Sikorsky is developing autonomous, twin prop-rotor Nomad drones, based on the company's rotor blown wing vertical take-off and landing ...