Ryan Reynolds shared footage of his colonoscopy after losing a bet to co-star Rob McElhenney in an amusing PSA about colon cancer.

Sir David Attenborough quietly marvels over the magnificent physiology of how a millipede moves, as they have for millions of years.

Talented vocalist Robyn Adele Anderson performed a rather jazz jovial cover of the nightmarish metal Metallica song "Master of Puppets".

Food History host Justin Dodd describes the history of sushi in the mainland United States, particularly the famous "California Roll".

A concerned Jacana father ingeniously rescues his two chicks from an awaiting crocodile by tucking one under each wing and walking away.

Didga the Cat and her trainer Robert shared an informative step-by-step tutorial that shows how to teach a cat to roll over like a dog.

Janus, the oldest two-headed tortoise in the world, celebrated their 25th birthday with a party at the Natural History Museum in Geneva.

The Q shared how to make a set of fully articulating wooden claws that fit over fingers and helps to grab a little extra wherever needed.

omozoc created a calming ASMR stop motion video that shows the construction of a coffee tray forged out of a wooden log.

Brian Baumgartner revealed the secret of how Kevin Malone so easily spilled his world-famous chili on "The Office" in a single take.