PBS
Companies dig the deepest depths to mine valuable metals from the ocean floor
Mankind has mined the earth’s surface for thousands of years. Now there’s a furious race to find even more metal that will enable the world’s energy transition away from fossil fuels. In Papua New Guinea, one company is digging what may...
SciShow
How Much of the Periodic Table is in YOU?
About 99.9% of your typical human body is made of just 11 elements from the periodic table. But hiding in that remaining 0.1% are some elements that do some very important jobs to keep you alive and healthy. Including some elements you...
SciShow
Fool’s Gold Might Be Better Than the Real Thing
This month's Rocks Box is pyrite, also called fool's gold. But this fool's gold might not be so foolish, since we can use it to get all kinds of other minerals we really need, and it may be a key to getting real gold after all.
TED-Ed
TED-Ed: A 5,300-year-old murder mystery | Albert Zink
In September 1991, two hikers discovered a corpse emerging from the ice. Researchers soon realized they were looking at the mummified body of a man who'd lived about 5,300 years ago, and theorized he got caught in bad weather and froze....
SciShow
A Brief History of Birth Control
Gym teacher Hank gives us the full story of the past, present, and future of birth control.
SciShow
How Do Wetsuits Keep You Warm?
Snorkelers, surfers, divers. They all use them… wetsuits! So how do they work to keep you warm? It turns out layers of materials, and water itself!
SciShow
Metal vs. Bacteria
Even before we knew what bacteria were capable of, we were using certain metals to help fight off their effects.. Hank Green explains how on this episode of SciShow. Hosted by: Hank Green
SciShow
Using Devil's Milk to Kill Superbugs
Scientists are turning to unusual places to find new compounds to fight off drug-resistant “superbugs.” The discovery came from milking ferocious mammals!
SciShow
How the Ocean Floor Got Filled with Riches
Deep below the surface, the ocean floor is full of riches. There’s gold, iron, and lots of other rare, precious metals. What kind of geochemical processes can leave loot all over the seafloor?
SciShow
SciShow Quiz Show: With the SciShow Space Reid Reimers!
Welcome to SciShow Quiz Show, where SciShow Space co-hosts Hank and Reid are back for another round!
TED-Ed
TED-Ed: What's a smartphone made of? - Kim Preshoff
As of 2018, there are around 2.5 billion smartphone users in the world. If we broke open all the newest phones and split them into their component parts, that would produce around 85,000 kg of gold, 875,000 of silver, and 40,000,000 of...
TED Talks
Frank Gehry: My days as a young rebel
Before he was a legend, architect Frank Gehry takes a whistlestop tour of his early work, from his house in Venice Beach to the American Center in Paris, which was under construction (and much on his mind) when he gave this talk.
Bozeman Science
How I'm Teaching Remotely
Paul Andersen describes how he is teaching remotely in both conferences and classrooms. He tries to focus on good pedagogy rather than technology. The main topics include Whole Class Instruction, Science Investigations, Student Feedback...
TED Talks
TED: Why glass towers are bad for city life -- and what we need instead | Justin Davidson
There's a creepy transformation taking over our cities, says architecture critic Justin Davidson. From Houston, Texas to Guangzhou, China, shiny towers of concrete and steel covered with glass are cropping up like an invasive species....
TED Talks
Thomas Thwaites: How I built a toaster -- from scratch
It takes an entire civilization to build a toaster. Designer Thomas Thwaites found out the hard way, by attempting to build one from scratch: mining ore for steel, deriving plastic from oil ... it's frankly amazing he got as far as he...
SciShow
The First Time We Met a Comet, We Blew a Hole in It
In the first mission of its kind, Deep Impact’s goal was to teach us about the interior of comets...by blowing a hole in the side of one!
SciShow
Gold: The Big Bling
Hank talks about a shiny element that has fascinated humans for millenia.
SciShow
Am I 1% Nacho?
If you weighed 99 lbs, and ate 1 lbs of nachos, would that make you 1% nacho? Hank attempts to answer this question with a series of deeper questions on this episode of SciShow quick questions.
SciShow Kids
Can Ketchup Clean a Penny?
Squeaks loves collecting shiny pennies, but sometimes he finds one that's sort of grimy and dull. Lucky for him, Jessi knows a really cool science trick to clean up those tarnished pennies!
TED-Ed
TED-Ed: Solving the puzzle of the periodic table - Eric Rosado
How did the periodic table of elements revolutionize our understanding of the world? What scientists contributed to the table we have today? Eric Rosado discusses the key people and discoveries that have molded our understanding of...
SciShow
Egyptian Blue: How an Ancient Pigment Could Save Lives
The world’s first artificial pigment, Egyptian blue, may help scientists prevent forgery and even save lives.
SciShow
Do You Need a Copper Pot?
Some chefs swear by copper pots and pans, but they are much more expensive than other materials. Are they worth it? Well, it all comes down to electrons!
SciShow
A Brief History of Birth Control
Gym teacher Hank gives us the full story of the past, present, and future of birth control.
SciShow
Why Can't You Bring Mercury Thermometers on Planes?
Mercury thermometers are handy and useful, but they could be extremely dangerous to bring on planes.