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...
PBS
Papua New Guinea locals concerned over deep-sea mining’s impact on culture and environment
The companies that create technology used on a daily basis often run into traditional cultures and the environment that sustains them. In a previous report, videographer Edward Kiernan and special correspondent Willem Marx introduced us...
PBS
Papua New Guinea leaders struggle to monitor deep-sea mining activities off its coast
The kind of deep-sea mining that we've examined this week is only legally permitted inside a country's territorial waters. The only country on earth to allow it so far is Papua New Guinea. Videographer Edward Kiernan and special...
SciShow
We Discovered a New Natural Cycle!
So we all know about the carbon cycle, and the water cycle, and maybe even the nitrogen cycle. But new research has figured out there's a salt cycle, too. Problem is, that same research has found that we already broke it. Here's what...
SciShow
No One Knows Where These Gems Came From
Montana sapphires come in a beautiful array of colors found in a few other places in the world. But geologists have no idea where they originated.
PBS
Should We Build a Dyson Sphere? | Space Time | PBS Digital Studios
The Kepler telescope recently noticed a strange partial eclipse that some have speculated could be a Dyson Sphere. Are Dyson Sphere's possible? Are they practical? What other alternatives to futuristic energy capture do we have to choose...
SciShow
Our Entire Society is Built on a Geological Fluke
If a tree falls into the forest and doesn't decompose, what happens to it?
Crash Course
Realism Gets Even More Real: Crash Course Theater #32
In the late 19th and early 20th centuries, theater was evolving rapidly in Europe. Impresarios like Georg II, Duke of the Duchy of Saxe Meinengen (in what is now Germany), were pushing theater troupes to new heights of realism. New...
Curated Video
Blondes Exhibition
PLEASE NOTE: Images must be credited as follows: 'By Courtesy of the National Portrait Gallery, London'
1. Various Photographs
2. SOT Joanna Pitman, Author, 'On Blondes': "Really it was a theme set by Aphrodite as the blonde signifying a...
SciShow
Top 10 New Species of the Year (NOW WITH PICTURES)!
THIS IS A RE-POST OF SCISHOW NEWS, WITH PHOTOGRAPHS! SORRY TO ALL THOSE WHO WATCHED IT WITHOUT THEM. Scientists around the world discover about 18,000 new species every year. Each new organism has not only to be found, but also studied,...
SciShow
Weird Places Mexico's Giant Crystal Cave
SciShow explores a place that’s as beautiful as it is dangerous: Mexico’s Giant Crystal Cave, where chemistry has created the world’s largest crystals -- but in an environment so hostile that you’d only survive a few minutes if you saw...
TED-Ed
TED-Ed: The true cost of gold | Lyla Latif
In 2020, Mali produced over 71 tons of gold— an amount worth billions of dollars. But Mali saw only $850 million dollars from that gold. And this situation isn't unique: a number of other gold-rich countries in Africa aren't seeing the...
SciShow
The World's Bird Poop Obsession
Here's something to think about the next time you clean your windshield.
SciShow
Football Disease, Moon Base Dreams, and the Deepest Vents Ever!
Hank breaks the news to you about your brain on football, the reality behind the latest moon-base plan, and an epic win -- and fail -- in the animal kingdom.
SciShow
Top 10 New Species of the Year!
Scientists around the world discover about 18,000 new species every year. Each new organism has not only to be found, but also studied, compared, identified and organized -- that's taxonomy, the science of classifying living things and...
SciShow
Who Owns Space?
Several companies are already working on plans to mine space objects, but who owns what in space?
TED Talks
Bill Stone: Inside the world's deepest caves
Bill Stone, a maverick cave explorer who has plumbed Earth's deepest abysses, discusses his efforts to mine lunar ice for space fuel and to build an autonomous robot for studying Jupiter's moon Europa.
SciShow
5 Ways Humans Have Changed The Earth
We are approaching a whole new era! . . .or at least a new epoch. Michael Aranda explains how humans are leaving their mark on the Geologic Time Scale.
Crash Course
Mineral Extraction: Crash Course Geography
Today we're going to take a look at mineral extraction -- or the removal of rocks and minerals from the Earths' crust -- and examine how this human activity impacts all aspects of Geography. We'll focus on the Democratic Republic of the...
TED-Ed
TED-Ed: What would it be like to live on the moon? - Alex Gendler
The European Space Agency is hoping to establish an inhabited research base on the moon by the 2020s. But living in this "moon camp" won't be easy. How will humans deal with the cosmic radiation? What will the inhabitants eat? And what's...
SciShow
Weird Places: Mexico's Giant Crystal Cave
SciShow explores a place that's as beautiful as it is dangerous: Mexico's Giant Crystal Cave, where chemistry has created the world's largest crystals -- but in an environment so hostile that you'd only survive a few minutes if you saw...
Be Smart
Asteroid Mining: Our Ticket To Living Off Earth?
Asteroid mining sounds like something out of a bad space movie, but harvesting materials from space rocks might be our ticket to building space colonies or living on Mars.
SciShow
We're Running Out of These Elements — Here's How
Phones, TVs, solar panels, and electric car batteries are all made of some rare and unusual elements. As our modern world creates more and more of these technologies, will things go from "rare" to "nonexistent" and what will we do then?
Bozeman Science
Mining
In this video Paul Andersen explains how mining is used to extract valuable minerals from the Earth's crust. Surface and subsurface mining are used to extract ore which is then processed. A discussion of ecosystem impacts and legislation...