Chinese scientist ignites global UFO debate with paper hinting at antigravity propulsion and inertial mass cancellation.
Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...
Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory claims, but a comet.
Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory claims, but a comet.
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Pentagon's mysterious UFO footage resurfaces

In December 2017, the New York Times revealed three mysterious videos showing unidentified aerial phenomena (UAPs) captured ...
Few names in the UFO world provoke as much fascination and frustration as Bob Lazar. More than three decades after he first went public, Lazar remains the most famous whistleblower to claim he worked ...
Nuclear propulsion and power technologies could unlock new frontiers in missions to the moon, Mars, and beyond. NASA has reached an important milestone advancing nuclear propulsion that could benefit ...
Plasma propulsion transforms an inert propellant – often hydrogen – into plasma, a superheated mix of ions and electrons. Magnetic fields then funnel and accelerate the ...