(CNN) — Britain’s foreign intelligence service, MI6, is launching a new online portal called Silent Courier, aimed at using the dark web to entice potential spies to send it secrets, particularly ...

Artificial intelligence is consuming enormous amounts of energy, but researchers at the University of Florida have built a chip that could change everything by using light instead of electricity for a ...

Bats are nocturnal hunters and use echolocation to orient themselves by emitting high-frequency ultrasonic sounds in rapid succession and evaluating the calls' reflections. Yet, they have retained a ...