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Toroidal propellers: A noise-killing game changer in air and water

A new dimension for military applications?

Flying saucers to mind control: 24 declassified military & CIA secrets

From programs to build supersonic flying saucers to atomic bombs, here are the most fascinating declassified military and CIA secrets

NASA’s “Mega Moon Rocket” aced first flight & is ready for crewed Artemis II launch

The launch in November went off (mostly) without a hitch, as did the 25-day mission undertaken by an uncrewed Orion capsule

Feel tiny in this gigantic, zoomable galaxy map charting 3 billion stars

Anyone who’s ever looked up at the sky on a clear night, far from any light pollution, has marveled at just how many stars there are

Why San Diego’s waves turned bright pink

Ok, who did this?...

Maybe rats didn’t spread the Black Death after all, new evidence suggests

Recent research suggests rats may not have played the critical role in keeping plague going in Europe

Humanity may reach Singularity within just 7 years, trend shows

Singularity describes the moment AI exceeds beyond human control and rapidly transforms society

Radio signal from 9 billion light-years away from Earth captured

The signal could mean that scientists can start investigating the formation of some of the earliest stars and galaxies

With Starship testing, SpaceX moves one step closer to making science fiction a reality

The wet dress is a critical series of prelaunch tests that includes propellant loading of both stages & a run-through of countdown to around T-10 sec.

Earth’s inner core may have started spinning other way

Exactly how the inner core rotates has been a matter of debate between scientists

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