Far from the open ocean trenches, divers in a shallow Mexican bay have found a vertical portal into the unknown. The Taam Ja’ ...

Think you know it all? Plato's cave and new psychology research reveal why true self-awareness starts with admitting what you don’t know.

Filmmaker Bertie Gregory's new documentary special captures the extreme challenges facing the world's fastest land animal.

In the South China Sea, near the Paracel Islands, the aqua-colored waters of an expansive shallow reef platform suddenly ...