History is littered with scientific ideas that sounded ridiculous, even to experts, before reality caught up. From wild forecasts about space travel to theories that rewrote maps and medical textbooks ...

A group of scientists created "slits" in time, allowing them to send light through the slits in a twist on an experiment first run over 200 years ago. In the original experiment, scientists sent light ...

Chameleons can rocket their tongues at prey in a blur, frogs can slam sticky tongues onto insects with forces several times their own body weight, and hummingbirds seem to sip nectar with impossible ...