Equipped with unique adaptations that make them both good at hunting and getting their creep on, owls are totally the ninjas of the bird world.

When you hear the word symmetry, you might think generally of triangles, butterflies, or even ballerinas. But defined scientifically, symmetry is _a transformation that leaves an object unchanged." Huh? Colm Kelleher unpacks this...

The oldest light we can see comes from when the universe was less than 400,000 years old, so how can we study those first few moments of history?

Howcast - Let belly dancer Irina Akulenko teach you how to isolate lower abs in this belly dancing video from Howcast.

Howcast - Learn how to take care of a nipple piercing from professional body piercer Dana Dunn in this Howcast video.

Howcast - Learn how to prepare to tut in this Howcast dance video with choreographers Jamal Cumberbatch and Searich Wilson Hong.

Howcast - Learn how to tut like Pharside in this Howcast dance video with choreographers Jamal Cumberbatch and Searich Wilson Hong.

Howcast - Learn three toe relaxation techniques from certified reflexologist Chantel C. Lucier in this foot reflexology video from Howcast.

Howcast - Learn how to do toe rotations from certified reflexologist Chantel C. Lucier in this foot reflexology techniques video from Howcast.

Howcast - Learn how to do the rotation on the point foot reflexology technique from certified reflexologist Chantel C. Lucier in this Howcast video.

Howcast - Learn how to warm up feet for a foot reflexology session using traction and rotation from reflexologist Chantel C. Lucier in this Howcast video.

Howcast - Learn techniques to take the back from Team Radical MMA head coach Rene Dreifuss in this Howcast MMA video, part one of two.

Howcast - Learn how to do a rotations, rotations dance move for an arm workout from fitness instructor Michelle Seabreeze in this Howcast dance workout video.

Howcast - Learn how to do a seated curl using a Swiss ball from personal trainer Brett Azar in this Howcast home arm workout for men video.

Howcast - Learn how to do a preacher curl from personal trainer Brett Azar in this Howcast home arm workout for men video.

Howcast - Learn how to do a concentration curl from personal trainer Brett Azar in this Howcast home arm workout for men video.

Howcast - Learn how to do an incline dumbbell bicep curl from personal trainer Brett Azar in this Howcast home arm workout for men video.

Howcast - Learn how to do a stabilizing push-up from personal trainer Brett Azar in this Howcast home arm workout for men video.

Howcast - Learn how to do an alternate dumbbell curl from personal trainer Brett Azar in this Howcast home arm workout for men video.

Howcast - Learn how to do the clean sweep in reggae dancehall from the founders of Str8FramYaad Dancehall Aerobics in this Howcast dance video.

Howcast - Learn how to do the nuh linga in reggae dancehall from the founders of Str8FramYaad Dancehall Aerobics in this Howcast dance video.

Howcast - Learn how to do the wine in reggae dancehall from the founders of Str8FramYaad Dancehall Aerobics in this Howcast dance video.

Howcast - Learn how to do the bogle in reggae dancehall from the founders of Str8FramYaad Dancehall Aerobics in this Howcast dance video.

Howcast - Learn how to do the butterfly in reggae dancehall from the founders of Str8FramYaad Dancehall Aerobics in this Howcast dance video.