SciShow
Why Is Salt So Bad for You, Anyway?
You've probably been told that eating too much salt is bad for you, especially if you have high blood pressure. But what exactly does salt do to our bodies that can make it so hard on our hearts?
SciShow
Miracle Fruit: How to Trick Your Taste Buds
Hate the taste of sour stuff? Well fret no more with this miracle berry! It will coat your tongue with an awesome protein to make everything taste sweet! Hank Green explains in this episode of SciShow.
SciShow Kids
How Compost Is Made: A Field Trip!
Composting is a way to turn scraps of food you aren't going to eat anymore into healthy soil for your garden! But how does food turn in to dirt?! Mister Brown and Squeaks take a trip to SoilCycle, a place that makes compost in their...
TED-Ed
What causes cavities? - Mel Rosenberg
When a team of archeologists recently came across some 15,000-year-old human remains, they made an interesting discovery: the teeth of those ancient humans were riddled with holes. So what causes cavities, and how can we avoid them? Mel...
SciShow
Can You Really Cook Alcohol Out of Food?
You’ve probably heard that it’s no big deal when a cake recipe calls for some rum, because all the alcohol will just cook right off! Well, that's only partly true.
TED Talks
Stuart Oda: Are indoor vertical farms the future of agriculture?
By 2050, the global population is projected to reach 9.8 billion. How are we going to feed everyone? Investment-banker-turned-farmer Stuart Oda points to indoor vertical farming: growing food on tiered racks in a controlled,...
TED-Ed
TED-Ed: You are your microbes - Jessica Green and Karen Guillemin
From the microbes in our stomachs to the ones on our teeth, we are homes to millions of unique and diverse communities which help our bodies function. Jessica Green and Karen Guillemin emphasize the importance of understanding the many...
Crash Course
World War II, A War for Resources: Crash Course World History
In which John Green teaches you about World War II, and some of the causes behind the war. In a lot of ways, WWII was about resources, and especially about food. The expansionist aggression of both Germany and Japan were in a lot of ways...
TED-Ed
TED-Ed: Vermicomposting: How worms can reduce our waste - Matthew Ross
Nearly one third of our food ends up in the trash can. There is hope, however, in the form of worms, which naturally convert organic waste into fertilizer. Matthew Ross details the steps we can all take to vermicompost at home -- and why...
SciShow
Why Does Swiss Cheese Have Holes?
SciShow explains a) why Swiss cheese has holes, b) what Swiss cheese is called in Switzerland and c) what vested interest the U.S. government has in said cheese holes. Seriously, people.
TED-Ed
TED-Ed: The surprising cause of stomach ulcers - Rusha Modi
It's a common misconception that stomach ulcers are caused by emotional upset, psychological distress, or spicy food. Yet no convincing study has ever demonstrated that these factors directly cause ulcer disease. So what does cause...
TED Talks
TED: How we can make crops survive without water | Jill Farrant
As the world's population grows and the effects of climate change come into sharper relief, we'll have to feed more people using less arable land. Molecular biologist Jill Farrant studies a rare phenomenon that may help: "resurrection...
SciShow
5 Animals With Superpowered Senses
From the ability to see “invisible” types of light to the power to taste all over their body, meet five incredible animals whose super senses far surpass our own! Chapters STAR-NOSED MOLES 3:04 HARBOR SEALS 4:56 CATFISH 6:49 BEARS 8:26
SciShow Kids
Invading Birds!
Living things change and evolve to survive in the places they live. There are some animals, though, that end up in habitats where they don't belong, and that can cause big trouble for the native species!
SciShow
How Can We Clean Up the Oceans?
Plastic is a huge problem in the oceans, but engineers and research groups are working on how to deal with it. Hank describes some of the leading proposed solutions.
SciShow
3 Amazing Photosynthetic Animals
Hank's love affair with plants takes a slight hit now that he's learned about several animal species that can photosynthesize. Fortunately, he's excited enough about these animals to share them with all of us! Let SciShow introduce you...
SciShow
6 Foods That Are Toxic If You Prepare Them Incorrectly
We prepare a lot of our food to make it safer to eat, but a piece of bread probably won’t hurt you if it’s not made correctly. These six foods, on the other hand, definitely can. Chapters KIDNEY BEANS 0:29 CASSAVA 1:42 3 ACKEE FRUIT 4:21...
SciShow
5 of the Strangest Prehistoric Crocs
Over the years, scientists have found evidence for a lot of weird prehistoric animals, but some of the strangest have been the crocodyliformes! Chapters MOURASUCHUS: THE WHALE CROCS 1:26 KAPROSUCHUS: THE BOAR CROC 3:21 ARMADILLOSUCHUS:...
Bozeman Science
Chemical Change
In this video Paul Andersen explains how chemical differs from physical change. In the laboratory macroscopic observations are used to infer changes at the particulate level. Evidence for chemical change include gas production, change in...
MinuteEarth
Why Apple Pie Isn't American
Our diets are more global than we realize, because our common food crops and animals were domesticated far away in diverse locations. __________________________________________ If you want to learn more about this topic, start your...
TED Talks
TED: The brain science of obesity | Mads Tang-Christensen
Your belly and your brain speak to each other, says obesity researcher Mads Tang-Christensen. Offering scientific proof that obesity is a disease influenced by genetics and the environment, he introduces a molecule discovered in both the...
TED-Ed
TED-Ed: These animals are also plants ... wait, what? | Luka Seamus Wright
The species of slug known as Elysia chlorotica may not look like much— it resembles a bright green leaf— but it's one of the most extraordinary creatures on our planet. Living in marshes along the coast of North America, it can go about...
MinuteEarth
Why Are There So Many Tigers In Texas?
Why there will likely soon be more tigers in backyards in Texas than in the wilds of Asia.