A boy in the Kings College Choir broke out a yellow balloon, inhaled deeply, and returned to the performance singing in a higher pitch.

Tom Blank of Weird History Food looks at the long, sometimes misunderstood, and often fervent history of absinthe.

The Action Lab explains the coefficient of restitution and why a ball can bounce higher than its dropping point is an exception.

Little ginger kittens happily took turns playing mom to an adorable brood of baby ducklings, keeping them warm as they slept.

Drew on the Kit accompanied bassist Bret Crowe and Jordan Simons, who rapped the classic Dr. Seuss book "I Can Read With My Eyes Shut".

A beautiful long-haired calico cat named Akkodha has a sweet, trilling meow that makes it sound like she's saying "okay" all the time.

Burl of Burl's Art built a headlining Fender Jazzmaster-style electric guitar out of 700 pages of newspaper print plus a lot of epoxy.

Ross McSweeney built a hand-cranked automaton that portrays the tragic Sisyphus forever pushing his boulder up a hill for all eternity.

Eva Auner performed the Metallica power ballad "Nothing Else Matters" on kalimba, making it sound like a song inside a music box.

Stuart Grant, a retired woodworker in Tomich, Scotland, lives off-the-grid in an amazing Hobbit House he built for himself in 1984.