As human beings, we get used to "the way things are" really fast. But for designers, the way things are is an opportunity ... Could things be better? How? In this funny, breezy talk, the man behind the iPod and the Nest thermostat shares...

Improve your understanding of molecular properties with this lesson on the fascinating property of chirality. Your hands are the secret to understanding the strange similarity between two molecules that look almost exactly alike, but are...

Howcast - Don’t pay a handyman to do this simple job—learn how to become handy yourself!

Howcast - Installing shelves in a closet turns dead space into useful storage.

Howcast - They're not cheap, so you want to make them last as long as you can.

Howcast - Buying supplies for a square foot garden is not much different than buying them for a conventional garden, but there are some exceptions.

Howcast - This humble, homespun guitar is all you need to make sweet music.

Howcast - Give yourself a little peace of mind by securing your door with a deadbolt.

Howcast - Follow these tips and you will toss your bags in no time.

Howcast - Keep you children out of harm's way -- and keep unwanted cabinet snoopers away -- using childproof latches.

If your CD or DVD player has become sluggish or is skipping, you may need to clean the lens. Here's how.

Board up a window for protection against strong storms and hurricanes.

Before you kick your car into reverse, make sure your reverse lights are working properly. Replacing them is easy and takes only a few minutes.

Driving with a faulty brake light can be dangerous. Replacing the bulb is a simple task that takes only a few minutes.

If you find your Nintendo Wii under attack by dust bunnies, break things down for a good cleaning without wasting much time.

Flashing materials are the metal -- or sometimes vinyl -- connector pieces between sections of your roof or around the chimney, vents, and skylights. They can become damaged over time. Here are some repair tips.

Grandpus gives a lesson to Fire, Simka, and Nolik at the warehouse. He teaches them to screw themselves into a wall in case of emergency breakdowns. Simka and Fire do the task with ease but Nolik is scared because once he had screwed...

Writing his school essay, "My Best Friend", Tom Thomas recalls how he started his secret friendship with Nolik and Simka.

It was thought the Egyptians used only manual labour to build some of the Wonders of the World. Now it is though they could have used simple machines. Physics - Forces - Learning Points. It is believed that the Egyptians constructed the...

There are only six basic types of machine. Discover more about planes, wedges and screws: what are they and why are they useful? Physics - Forces - Learning Points. Machines based on the ideas of Archimedes make work easier. An inclined...

Uncover how the simple yet effective screw transforms rotational motion into linear action, making it indispensable in construction projects like building a tree fort. This video explores the structure of a screw, its historical...

We all know that injuries happen and doctors sometimes have to use metal screws or plates to support broken bones while the bones heal. What if that implanted metal just disintegrated on its own after the injury heals? A team at the NSF...

We all know that injuries happen and doctors sometimes have to use metal screws or plates to support broken bones while the bones heal. What if that implanted metal just disintegrated on its own after the injury heals? A team at the NSF...

Screw pumps are rotary, positive displacement pumps that can have one or more screws to transfer high or low viscosity fluids along an axis. A single screw rotary pump is also known as a progressive cavity (a PC pump). In...