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

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 Rear Admiral Tim Gallaudet suggests underwater UFOs may be operated by non-human intelligence, raising national security concerns. Thousands of sightings have been reported, yet explanations ...

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

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 ...

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 ...

With the researchers exploring every part of the Earth and their deepest secrets, there are some places that are still mysterious and intriguing. In different corners and landscapes, these spots keep ...

The bottom of the ocean has barely been explored, but every journey to the deep reveals wondrous new lifeforms. As underwater mining gains momentum, we risk destroying one of the Earth’s last great wi ...

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