Howcast - If your personal food pyramid replaces “Grains” with “Pizza” and “Fruits and Vegetables” with “Taco Sauce,” it’s time to make some changes.

Howcast - Many doctors believe the kidneys and liver do a fine job of removing toxins, like pesticides and food additives, without any help. But cleansing regimens have their fans: Here's what you need to know if you're interested in...

Howcast - Are you feeling guilty for gorging on candy bars, but you can't seem to stop? Conquering an addiction to chocolate may not be as hard as you think.

Howcast -Learn how to lose weight on the Paleo Diet from Carolyn Dean, M.D. in this Howcast video.

Howcast -Learn how to lose weight on a vegetarian diet from Carolyn Dean, M.D. in this Howcast video.

Howcast -Learn the top three myths about baby food from Petit Organics founder Michelle Muller-Marinis in this Howcast video.

Howcast -Learn how to get protein into your homemade baby food from Petit Organics founder Michelle Muller-Marinis in this Howcast video.

You don't need meat to get enough protein every day. Follow these steps and you'll have protein to spare.

Think beyond meat when it comes to meeting your body's daily need for protein, and you will discover new -- and healthy -- treats.

A warm, colourful vegetarian salad, full of Moroccan flavours.

Can shunning carbs and loading up on fat really help you lose weight? And is this safe? Here’s the skinny on the keto diet.

You'd think it'd be easy to spot mold on your bread before popping it into your mouth. But what happens if you're too hungry to notice? Should you call a doctor ASAP? Here's what science says.

Weird History Food is crackin' open a 40-ouncer and pouring out some Malt Liquor History. Some of us might have flashbacks to college and drink either Olde English, St. Ides, or some smooth Colt 45. But is malt liquor actually beer? Do...

Renowned chef and author Deborah Madison discusses her book "Vegetable Literacy," delving into the connections between vegetables, herbs, and flowers in various plant families. She shares her insights on the relationships and...

Vincent travels to Mont Saint-Michel to test how to react in quicksand. With the help of specialist guide Didier Lavadoux, he explores whether you should stay immobile and if it's possible to escape on your own. Learn the techniques to...

Vincent joins expert builders to construct an igloo in Haute-Savoie, exploring why igloos are warm despite being made of snow. Through hands-on building and experiments with different types of snow, he learns about the insulating...

Why do dunes sing? Head into the mysterious world of sand with host Joe Hanson! Along the way we meet Dr. Melany Hunt and Dr. Nathalie Vriend who solved the longstanding mystery of why dunes sing.

An explanation of the geological processes which lead to the formation of different types of rock. Earth Science - Geology - Learning Points. There are three types of rock: sedimentary, igneous and metamorphic. Sedimentary rock forms...

Rocks are constantly on the move. Eroded by water, sinking into the sea, and ejected by volcanoes, rocks have their very own cycle of existence. Earth Science - Geology - Learning Points. The rock cycle is the process of rocks weathering...

What is the difference between solids, liquids and gases? How does each state behave? Chemistry - Atoms And Bonding - Learning Points. The kinetic theory of matter states that particles are in constant motion and there are forces of...

We use a disposable nappy to examine the superabsorbent properties of hydrogels. We add water to grains of hydrogel and watch them swell before adding salt to see the water escape. Chemistry - Chemical Industries - Learning Points....

How many stars are there in the Universe? Astronomers calculate it the same way they would grains of sand on a beach... using volume. Maths - Measurement A Twig Math Film. Reinforce and extend the learning required by the curriculum....

The legend of the inventor who asked to be granted grains of rice for each square of a chess board, exponentially. And why his wish could not be fulfilled... Maths - Number A Twig Math Film. Reinforce and extend the learning required by...

The process of magma coming to the surface, either in steady flows or violent eruptions, and cooling to form rocks. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...