Austin Kelley’s new novel is a philosophical detective story in which the objective, verifiable world is a hypothesis, not a given.

Sleek, stylish, and full of retro charm -- discover the lost art of hidden headlights from the likes of Chevrolet, Oldsmobile, and Buick.

Recent findings suggest that light pollution can affect lakes including producing toxic algae and altering carbon cycling.

Scientists suspect many species are in decline—but there are still unanswered questions and a lot of hope. Here's when and ...