Whether careening down a mountain on a bike or flooring it in a hypercard, most humans find going fast—really, really ...

Missteps, Equipment Problems and a Common but Risky Practice Led to a Fatal Crash New details revealed by The Times show the complex failures on Jan. 29 before an Army helicopter crashed into a je ...

Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they remain cautious. What is the best framework for the global governance of AI?