SciShow
Do These 7 Supplements ACTUALLY Work?
In your travels on the Internet, you might've seen some strange names and even stranger claims about supplements. From ashwagandha to valerian root, l-lysine to vitamin D, here's just a few of the most hyped supplements and whether or...
SciShow
You're Basically A Mushroom
The tree of life you learned in school is wrong, even if you just graduated. We like to sort eukaryotes into big kingdoms or supergroups, but scientists can't agree what those groups should be. Here's why that's a good thing.
SciShow
How Plant Grafting Actually Works and Why It's So Cool
Have you heard of plant grafting? With this age-old trick, you can get a tree to bear fruit in half the time, not to mention a myriad of other miracles! Learn all about what grafting can do for you in this SciShow episode hosted by Rose...
SciShow
Why Tomatoes Are Fruits, and Strawberries Aren't Berries
Did you know that bananas are berries, but strawberries aren’t? A lot of thought goes into classifying fruits and vegetables, and it all has to do with anatomy.
SciShow Kids
Watch a Seed Sprout! | Squeaks Grows a Garden! | SciShow Kids
Squeaks and Mister Brown are just about ready to start their garden, but first they want to learn all about how the tiny little seeds they'll plant in the ground will grow into vegetables they can eat! And Juniper stops by to explain how...
3Blue1Brown
How colliding blocks act like a beam of light...to compute pi.
The third and final part of the block collision sequence.
TED-Ed
TED-ED: Mysteries of vernacular: Jade - Jessica Oreck and Rachael Teel
Now known for its beauty and green hue, the stone jade was previously thought to espouse magical properties, such as kidney treatment. Jessica Oreck and Rachael Teel explain the word's travels from 15th century to Spain to today (and why...
PBS
Can Video Games Become the Next Spectator Sport?
As our South Korean friends can confirm, video games can most definitely be a spectator sport. But will they ever catch on in a huge way in the good ol' U.S. of A?
TED-Ed
TED-Ed: Why is there a "b" in doubt? - Gina Cooke
Say the word "doubt" aloud. What is that "b" doing there? Does it have any purpose? Gina Cooke explains the long and winding history of "doubt" and why the spelling, though it seems random, is a wink to its storied past.
Amoeba Sisters
Monohybrids and the Punnett Square Guinea Pigs
Learn how to use a Punnett square to solve a Mendelian monohybrid cross with one of the Amoeba Sister's favorite classroom pets: hairless guinea pigs.
TED-Ed
TED-ED: Mysteries of vernacular: Lady - Jessica Oreck and Rachael Teel
Why do we call women ladies? Well, etymologically-speaking, the word comes from the Old English words for hlaf (bread) and daege (maid), which, combined, mean the female head of the household and eventually indicated high social...
TED-Ed
TED-ED: The true story of 'true' - Gina Cooke
The older the word, the longer (and more fascinating) the story. With roots in Old English, 'true' shares etymological ancestors with words like betroth and truce...but also with the word tree. In fact, trees have been metaphors for...
SciShow
Manipulating plant genes...through grafting!
If you plant a seed from your orange, you might have to wait as long as 15 years to get a tree with fruit, which is kind of a bummer for the impatient types among us. Fortunately, there’s an age-old trick called grafting that can shorten...
TED-Ed
TED-ED: Making sense of irrational numbers - Ganesh Pai
Like many heroes of Greek myths, the philosopher Hippasus was rumored to have been mortally punished by the gods. But what was his crime? Did he murder guests or disrupt a sacred ritual? No, Hippasus's transgression was mathematically...
Bozeman Science
AP Biology Lab 3: Mitosis and Meiosis
Paul Andersen compares and contrasts mitosis and meiosis. He shows how you can count cells in various phases of mitosis to construct a cell cycle pie chart. He also explains how you can use the fungus Sordaria to calculate map units...
TED-Ed
TED-ED: The science behind the myth: Homer's "Odyssey" - Matt Kaplan
Homer's "Odyssey" recounts the adventures of the Greek hero Odysseus during his journey home from the Trojan War. Though some parts may be based on real events, the encounters with monsters, giants and magicians are considered to be...
SciShow Kids
How Does A Seed Become A Plant?
Jessi and Squeaks show you how a tiny seed, like the kind you eat in your trail mix! Grows into a big plant!
Bozeman Science
Plant Nutrition and Transport
Paul Andersen explains how nutrients and water are transported in plants. He begins with a brief discussion of what nutrients are required by plants and where they get them. He shows you dermal, vascular and ground tissue in monocot and...
Crash Course
Vascular Plants = Winning! - Crash Course Biology
Hank introduces us to one of the most diverse and important families in the tree of life - the vascular plants. These plants have found tremendous success and the their secret is also their defining trait: conductive tissues that can...
Food Farmer Earth
The Sweetness of Winter Crops: Nature's Cold Weather Miracle
New ReviewThis video explores why winter vegetables like brassicas and root crops taste sweeter during the colder months. It discusses the natural processes that lead to increased sugar content in these vegetables as a protection against freezing...
Curated Video
Cisco CCNA 200-301: The Complete Guide to Getting Certified - Root Guard Lab Demo
New ReviewIn this video, observe a practical demo of configuring Root Guard to prevent unwanted root bridge elections.
Curated Video
Cisco CCNA 200-301: The Complete Guide to Getting Certified - Manipulating the Root Bridge Election
New ReviewIn this video, discover how to influence the root bridge election process through priority settings.