Topic: food

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How Does Oakland Turn Food Scraps to Soil?

Though you may not see a compost bin next to the trash and recycling bins where you live, in California's Bay Area, a green bin is the norm. From those green bins, food scraps, yard waste, and the like can be transfor...

What happens when you put marshmallows in a vacuum?

Thanks to this hand pump vacuum sealer demo, we can see how these four fluffy marshmallows will react when the air is pumped out of their clear container. Poof, poof, poof! What's going on here? From Physics.org: ...

How Do They Put the Centers in Chocolates?

From the National Film Board of Canada, a classic wordless short film from 1997: How Do They Put the Centers in Chocolates? File under chocolate, factory, NFB, and how things are made. In the archives: How Do They ...

Astronaut Leland Melvin on Returning Home From Life In Space

What's it like to come back home to our Blue Marble after you've been floating around in orbit? NASA astronaut, engineer, and former football player Leland Melvin explains his return-to-Earth readjustment experience i...

How Does It Grow? Potatoes

Potatoes are stem tubers, nutrient underground storage organs for the nightshade Solanum tuberosum L. Domesticated around 7,000–10,000 years ago in Peru and Bolivia, potatoes are now the fourth most-farmed crop on Ear...

The Hidden World of Chocolate

You've seen chocolate... but have you seen it under a scanning electron microscope? Johns Hopkins University grad student Jennifer Dailey leads students through a bit of chocolate testing: heating and cooling chocolat...

Concrete Does Not Dry Out – Minute Physics

If you've ever made pasta, you know what happens when you drop the noodles into a boiling pot: They absorb the water. Why? Pasta dries from an elastic dough as its water content evaporates. Compare this to concrete, "...

Howard Lee’s hyperrealistic drawing illusions

Turning hyperrealism into a video guessing game, illustrator and illusionist of sorts Howard Lee draws objects on paper that attempt to reach photographic levels of detail. Above, his Drawing Trick with Marbles. B...

Le Petit Chef – Projection mapping with mini dinner animations

A table of four friends has ordered dinner, and look! It's already being served... by a miniature chef? He's catching the meal from a sea that's precisely mapped onto the tablecloth. This is Le Petit Chef - Bouillabai...

How this color changing cake was made + lenticular printing

Like those ridged images that appear to animate as you tilt them back and forth -- on photo postcards, bookmarks, rulers, books, toys, and more -- watch as this cake icing seems to change colors as it rotates. Of ...

Harvesting carrots with ski lift-style ‘toplift’ machines

Watch organic carrots rise from the dirt and swing from the conveyor belt of a Dewulf carrot toplift harvester. Chop, chop, chop to their tops before they ride up an elevator for collection in crates. This machine dem...

How do living things change their environments?

Think about your day, from when you wake up, to where you spend your day, to your bedtime routine at night. Crash Course Kids asks, "What pieces of it are a result of human intervention? Where did these pieces come fr...

How To Decorate Penguin Cookies – SweetAmbs

For a winter cookie decorating challenge, try making and icing these well-dressed sphenisciformes: Penguins in beautifully knit scarves, iced with experience by Amber Spiegel of SweetAmbs. Find her supply list, includ...

Collared Pika Prepares For Winter – Wild Alaska

In Alaska and northwestern Canada, collared pikas, also called rock rabbits, begin gathering their winter larder as summer ends. In preparation of the long cold months ahead, they store their rations in a very meticul...

A Rube Goldberg-style Egg Breaker machine

Enjoy some delightful music as yolks travel unbroken through the little metal slides! We love watching food machines and Rube Goldberg machines. This demonstration video for the Egg Breaker from OVO-TECH mixes the two...

Sweet potato vs. yam: What’s the difference?

Have you ever eaten a yam? Maybe. Maybe not. In this Vox video, Joss Fong (and Mac Rogers, the President of the Sweet Potato Council) explain how American history has led us into a few hundred years of tuber confusion...

How to make individual Mac & Cheese cups

This recipe looks delicious for all ages, especially in autumn and winter weather: Individual Mac and Cheese Cups. Watch Sarah Carey make these small and easy comfort food servings with elbow mac, white cheddar, cream...

X-ray video of how hamsters fit food in their cheek pouches

Golden hamsters, also known as Syrian hamsters, are flexible little creatures that can crawl through plastic and underground tunnel systems alike. In this video from Nature on PBS, we get to watch one navigate sharp t...