Science How To & Educational Videos

How To Make a USB Fan

If things are getting a bit stuffy at your desk, don’t fret. A cool breeze is just a USB slot away.

How To Take Online Education Classes

You don't have to sit in a classroom to further your education or earn a degree. Study in your own home, on your own time, by taking courses online.

How To Dust For Fingerprints

Ever wanted to find out who stole the cookie from the cookie jar? Take a page from crime scene investigators and get the proof you need.

How To Make a Blu-Ray Laser Phaser

by howcast in Culture & Society > Science

Hack a Playstation 3 blu-ray laser and turn the Star Trek Phaser into a Blu-Ray Laser Phaser! First time in the world this has ever been done! Less than $100. CAUTION: This is not a toy, and this should not be used like a conventional laser pointer.

How To Convert a Slide Show To DVD

by howcast in Culture & Society > Science

In this episode, you'll see options for converting PowerPoint presentations and photo slide shows and burning them to DVD which are easy and which involve using free, trusted software.

The astonishing promise of DNA folding

by TED in Culture & Society > Science

Paul Rothemund gave TED a short summary of his specialty, DNA folding. Now he lays out in clear, abundant detail the immense promise of this field -- to create tiny machines that assemble themselves.

How To Make a USB Fan

by howcast in Culture & Society > Science

If things are getting a bit stuffy at your desk, don’t fret. A cool breeze is just a USB slot away.

How To Make a Coin Battery

by howcast in Culture & Society > Science

Sure you could take $2.50 and just buy some batteries, but how much fun would that be?

How To Make an LED Floatie

by howcast in Culture & Society > Science

Light up your world with these beautiful and easy-to-make illuminated balloons. Inspired by the Instructables project: http://www.instructables.com/id/LED-Throwies/

The worldwide web of belief and ritual

by TED in Culture & Society > Science

Anthropologist Wade Davis muses on the worldwide web of belief and ritual that makes us human. He shares breathtaking photos and stories of the Elder Brothers, a group of Sierra Nevada indians whose spiritual practice holds the world in balance.

The universe on a string

by TED in Culture & Society > Science

Physicist Brian Greene explains superstring theory, the idea that minscule strands of energy vibrating in 11 dimensions create every particle and force in the universe

Digging for humanity's origins

by TED in Culture & Society > Science

Louise Leakey asks, "Who are we?" The question takes her to the Rift Valley in Eastern Africa, where she digs for the evolutionary origins of humankind -- and suggests a stunning new vision of our competing ancestors.

How To Build a Giant Floor Mat Nintendo Controller

by howcast in Culture & Society > Science

Remember the good old days before “aerobic gaming,” when you could just sit on your butt and wiggle your thumbs? Well those days are gone; time to get up, stand up, and put your feet to work.