The strange, sooty fungus growing on distillery walls has long been considered part of the process of making barrel-aged boozy beverages. And this fungus has a lot of tricks up its sleeve to make the most out of ethanol, which to most...

In this energizing talk, Amory Lovins lays out his simple plan for weaning the US off oil and revitalizing the economy.

In the mid-ninth century, Chinese chemists, hard at work on an immortality potion, instead invented gunpowder. They soon found that this highly inflammable powder was far from an elixir of life -- they put it to use in bombs against...

Pipes can freeze in the winter, but you never hear about fire hydrants freezing. What makes them safe from the cold temperatures in winter time?

In 2014, the world avoided a global outbreak of Ebola, thanks to thousands of selfless health workers -- plus, frankly, some very good luck. In hindsight, we know what we should have done better. So, now's the time, Bill Gates suggests,...

Hank uses a favorite subject of the YouTube community - the potato gun - to teach us about the principles of pneumatics, which use the potential energy of compressed gas to do work in lots of useful machines every day.

Before we had rockets like the Falcon 9, we had other ideas of how we might shoot for the moon: space guns!

In the Pacific Ocean, there lives a fish that's . . . a little different. Hank tells you all about the Pacific barreleye fish!

Ever get curious about how beer goes from the brewery to your belly?

In Bristol, Jim meets Long John Silver. The crew of the Hispaniola is formed and the ship leaves for Treasure Island. On the way, Jim discovers a secret mutinous plan.

Howcast - The proper method for cleaning any antique clock depends on the clock's age, but there are general rules to follow.

Howcast - Learn how to pick a paintball barrel from paintball pro Mike "Pev" Peverill in this Howcast video.

Howcast - Learn how to be a paintball sniper from paintball pro Mike "Pev" Peverill in this Howcast video.

Howcast - Learn the pros and cons of the Tippmann Model 98 paintball gun from paintball pro Mike "Pev" Peverill in this Howcast video.

Howcast - Learn how to use a paintball gun or paintball marker from paintball pro Mike "Pev" Peverill in this Howcast video.

Howcast - Check out part 18 and head to Palaven's moon, Menae and get the Turian Primarch with Jane Shepard in this walkthrough for Mass Effect 3.

Howcast - Learn about single-blended malt whiskey from the experts at NYC's Rye House in this Howcast video.

Howcast - Learn about single cask whiskey, aka single barrel whiskey, from the experts at NYC's Rye House in this Howcast video.

Howcast - Learn what bourbon is from the experts at NYC's Rye House in this Howcast video.

Howcast - Learn about corn whiskey, better known as bourbon, from the experts at NYC's Rye House in this Howcast video.

Howcast - Learn about the history of whiskey from the experts at NYC's Rye House in this Howcast video.

Howcast - Learn how to make a friendship bracelet with lanyard using the barrel stitch from The Lanyard Ladies in this Howcast video.

Howcast - Check out this walkthrough for Ms. Splosion Man by developers Twisted Pixel and beat "Level 1-1" with this online demo.

Howcast - Get a rousing game of cops and robbers going in minutes with this completely safe and worry-free toy gun.