Perfectly packing your suitcase for a trip may require more physics and math than you think. Here's when to crumple your clothes in the bag and shove it down, iron and fold everything, or roll it up using CleanTok...

If you can find a phone book these days, science is here to help you rip it in half with your bare hands!

You're about to throw a party with a thousand bottles of wine, but you just discovered that one bottle is poisoned! Can you determine exactly which one it is?

They call you the human cannonball. Your act involves flying through rings of fire, bouncing through a trampoline course, and catching the trapezist in the grand finale. Today's pre-flight test fails dramatically, and upon inspection,...

Arcane books of forbidden lore, disturbing secrets in the family bloodline, and terrors so unspeakable the very thought of them might drive you mad. These have become standard elements in modern horror stories. But they were largely...

Dimples! They're so cute, but surprisingly mysterious! What causes them naturally and how can we make them happen?

If you can find a phone book these days, science is here to help you rip it in half with your bare hands!

Eye boogers: Not the most glamorous of bodily secretions, but important all the same. Learn why the heck you have sand in your eyes in the morning in this episode of Quick Questions.

In 1978, Diane Hartley was writing her undergraduate architecture thesis when she made a shocking discovery. After weeks of poring over the Citicorp Center's building plans, she'd stumbled on an oversight that threatened to topple the...

The evil wizard MoldeVort has been trying to kill you for years, and today it looks like he’s going to succeed. But your friends are on their way, and if you can survive until they arrive, they should be able to help stop him. Can you...

You’re a vampire hunter entering the enemy’s lair. Can you outsmart this tricky brainteaser and vanquish the vampires? -- You’ve stealthily descended into the darkness of a vampire cave, setting a sequence of mirrors as you go. When...

Ramesh Raskar presents femto-photography, a new type of imaging so fast it visualizes the world one trillion frames per second, so detailed it shows light itself in motion. This technology may someday be used to build cameras that can...

Howcast - Although other tent designs have gained popularity, the A-frame is still preferred by many backpackers.

Howcast - Learn how to ride a motorcycle in a group in this Howcast video with expert Kenyon Kluge.

Howcast - Learn how make a no-sew fleece blanket with designer Jennifer Wiese in this Howcast video, part 4 of a 6-part series.

Howcast - Learn badminton footwork drills from New York City Badminton's Chris Awong in this Howcast video.

Howcast - Learn how to play singles from NYC Badminton's Chris Awong in this Howcast video. Thumbnail: badminton 3.1.2008 by Pazit Polak/Pazit Polak/Flickr

Howcast - Learn how to cut hair with scissors from stylist Janet Waddell in this Howcast hair tutorial, part one of a two-part series.

Howcast - Learn how to put a straw back into its wrapper in this dinner table magic tricks video from Howcast.

Howcast - Learn how to make an origami swan with this origami video from Howcast.

Howcast - Learn how to make an origami fox with this origami video from Howcast.

Howcast - Learn how to make an origami tulip with this origami video from Howcast.

Howcast - Learn how to make an origami rose with this origami video from Howcast.

Howcast - Learn how to make an origami strawberry with this origami video from Howcast.