Were the '90s peak TV? It's hard to deny the 21st century's variety, but these classics hold a special place in the zeitgeist ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Antarctica’s biggest secrets are not alien bases or hidden bunkers, but a buried world scientists are only beginning to map.

While fact checks may not be quite as flashy and wondrous as fireworks, our collection will at least arm you with knowledge.