From the Navy’s infamous Tic-Tac encounter to thousands of recent reports, believers say some of the strangest UFOs may be hiding underwater.

Have you ever wondered how animals sleep without drowning? Dive into the fascinating science behind underwater sleep and discover how whales, dolphins, seals, fish, sharks, octopuses, and even ...

While diving with friends, I spotted a massive piece of fabric trapped beneath rocks and sand on the ocean floor. What started as a simple cleanup quickly turned into a mystery as we spent over 10 ...

Retired US Rear Admiral Tim Gallaudet has told lawmakers in Washington that mysterious underwater UFOs spotted off American coastlines could be operated by 'higher-order intelligence that is not human ...

THE last-ditch search for the missing Malaysia Airlines jet will be extended for another year, more than a decade after it ...

In honor of America's 250th birthday, here are 50 must-see American movies that celebrate who we are, who we've been and who ...

Huge numbers of blackchin tilapia, a fish native to west Africa, are wreaking havoc among Thailand’s river ecosystems.

Photos of amazing, almost unreal places Who needs fantasy? Earth is full of “alien planets” and surreal beauty beyond ...

We asked our writers which world wonders stood out from their lives travelling all over the globe. Here are their six ...

Imagine finding hundreds of alligators living happily in Colorado, which is thousands of miles away from any natural swamp.

Want to discover underrated places in California that locals don’t know about? These 10 hidden spots offer stunning scenery ...