Here is a list of the deepest and scariest sinkholes in the world! These terrifying and strange pits are absolutely mysterious and seemingly created out of nowhere. Check out the Great Blue Hole, Dragon Hole, Siberian Holes, Heavenly Pit, Agrico Gypsum stack and more!

Dr. Oliver Sacks describes uncanny out-of-body experiences of his patients. From his new book, HALLUCINATIONS.

This video presents a compilation of photographs of beautiful exotic birds with colorful feathers. The wide array of birds with their unique characteristics ...

Aleksei Goloborodko, the world's best contortionist, performs in NYC for the Cirque du Soleil show Luzia. He has been practicing being a contortionist since he was 4-years-old.

A total solar eclipse casting a shadow 70 miles wide will cross the entirety of the continental US. Here's why that's a big deal!

Aerial helicopter footage taken by Brandon Clement of WxChasing / LSM Aerial on Sept. 3, showed the vast destruction left by Hurricane Dorian in the islands of Abaco, Bahamas.

Belgian young guy who has experienced panic attack since the age of 9 shares with us the way you can stop the attack as soon as possible.He explains what a panic attack is and describes some tricks to stop them.

CBS News clip showing how medicine is moving towards growing new parts from your own cells. Although research is still in the experimental stage, there are very positive signs that the procedure may soon become a reality.

"A Father's Christmas Tribute" is the theme of this special episode of Tapestry: The Faces of AIDS. Robert Reid Schenck shares his incredible journey since the lost of his son Robbie to AIDS between Christmas and New Years in 1989. After his passage, Robert R. Schenck developed a special christmas t...

Researchers at Scripps Oceanography and the Western Australian Museum capture on video the first-ever field sighting of the newly discovered third species of seadragon. As they observed two Ruby Seadragons on video for nearly 30 minutes, the scientists uncovered new details about their anatomy, habi...