Howcast - Sunflower seeds are as delicious as the hard shell surrounding them is off-putting. But once you learn this cracking technique, eating them will be a breeze.

Howcast - Starting seeds in eggshells is easy to do and, because eggshells are biodegradable, you can transplant them directly into the ground.

Howcast - Bring this trick to your next gathering to impress your friends.

Howcast -Learn how to choose a shotgun for Call of Duty: Black Ops with this game tutorial.

Howcast -Learn about different types of bullets from Police Officer Keith Charley in this Howcast gun video.

Howcast -Find out if breast implants can explode on planes from plastic surgeon Robert J. Morin, M.D. in this Howcast video.

Howcast -Learn about the different types of breast implants from plastic surgeon Robert J. Morin, M.D. in this Howcast video.

Howcast -Learn how to say "please take me to the airport" in Polish with this Howcast video.

Have you ever thrown out a perfectly good hard-boiled egg because you got so frustrated trying to peel it? Here's how to cook the perfectly-peelable egg.

You may have to break a few eggs to make an omelet, but if you want to make a soufflÌ©—or an angel food cake, or a custard—you'll need to separate them too.

Think about how many times a day you touch your keyboard ... ready to clean it yet?

No need to walk on eggshells if you're looking to make scrambled eggs or your favorite homemade cookies — take a crack at this simple task.

No matter where you live, it's always fun to throw another shrimp on the barbie.

Follow them as they travel around the world.

Learn all about these incredible creatures, including how much a 100+ year-old tortoise weighs, and how the "Finch response" plays an important role in tortoise health.

Learn all about these incredible creatures, including how much a 100+ year-old tortoise weighs, and how the "Finch response" plays an important role in tortoise health.

Meet Harbor, the PPG Aquarium's green sea turtle.

Their flat shell allows them to wedge themselves into rocky outcroppings to give them shelter from predators.

At Pittsburgh's PPG Aquarium, this 8-year-old turtle is getting a second chance.

At Pittsburgh's PPG Aquarium, this 8-year-old turtle is getting a second chance.

Where these little guys from Madagascar get their name.

If you've never seen a scan of a tortoise before, definitely check this out.

He may not have speed, but this tortoise has more than one trick up his shell to evade predators.

Hear his story and see what aquarists at Pittsburgh's PPG Aquarium did to give him a fighting chance.