TED-Ed
TED-Ed: What happens if you cut down all of a city's trees? | Stefan Al
By 2050, it's estimated that over 65% of the world will be living in cities. We may think of nature as being unconnected to our urban spaces, but trees have always been an essential part of successful cities. Humanity has been uncovering...
TED Talks
Suzanne Lee: Why "biofabrication" is the next industrial revolution
What if we could "grow" clothes from microbes, furniture from living organisms and buildings with exteriors like tree bark? TED Fellow Suzanne Lee shares exciting developments from the field of biofabrication and shows how it could help...
SciShow Kids
The Story of George Washington Carver | Amazing Scientists | SciShow Kids
Squeaks has a big problem! Every year, he grows lettuce in the Fort's greenhouse, but this year it just won't grow. Luckily, Mister Brown knows someone who can help Squeaks and his lettuce: botanist and inventor George Washington Carver!...
TED-Ed
Why do we have hair in such random places? | Nina G. Jablonski
We have lots in common with our closest primate relatives. But comparatively, humans seem a bit... underdressed. Instead of thick fur covering our bodies, many of us mainly have hair on top of our heads— and a few other places. So, how...
SciShow
Why Scientists Are Using Mice to Make Human Cells
Stem cells are widely believed to hold great promise in medical research because of their ability to transform into all sorts of other cell types, and scientists can grow it in living mice.
SciShow Kids
Amazing Scientist Story Time! | SciShow Kids Compilation
Squeaks is feeling a little wired and needs some story time to get sleepy this evening, so Jessi is showing him some videos about amazing scientists from history!
SciShow
How Studying Bacteria Almost Kept Us From Discovering the Flu
Today we know pathogens -- viruses, bacteria, and certain other microbes -- are responsible for many diseases. But linking specific diseases to the microbes that cause them has been surprisingly tricky, and some research practices lead...
Bozeman Science
Cellular Variation
Paul Andersen explains how variation is created within a cell. He starts by showing how molecular variation can increase fitness at the local level. He explains how an additional chlorophyll molecule allows plants to absorb more light...
TED Talks
TED: The future of good food in China | Matilda Ho
Fresh food free of chemicals and pesticides is hard to come by in China: in 2016, the Chinese government revealed half a million food safety violations in just nine months. In the absence of safe, sustainable food sources, TED Fellow...
Crash Course
PC Gaming: Crash Course Games
Today, we're FINALLY going to talk about PC Gaming. So the personal computer is the precursor to the console, but it's not quite accurate to say that it just led to the console. PCs and the video games created on them have and continue...
TED Talks
TED: What it means to be intersex | Susannah Temko
For intersex people -- those born with sex characteristics outside the traditional definitions of female and male -- the stakes to appear "normal" are high. Drawing on her personal experience, Susannah Temko reveals the shame, prejudice...
SciShow
Volcanoes: Mother of Disasters
Volcanoes can show nature's rage. What are the biggest eruptions we've witnessed in our history?
SciShow
Is Urine Really Sterile?
Despite what you might've seen on some wilderness-survival show, there's increasing evidence that your pee isn't sterile. So don't do anything crazy with it. Sci Show explains!
SciShow
Why Do Men Have Nipples?
If men can't nurse, then why do they have nipples? The answer has less to do with evolution and more to do with your personal development as a teeny tiny embryo. Short version: We're all girls -- at least at first. Hank explains!
TED-Ed
TED-ED: Feedback loops: How nature gets its rhythms - Anje-Margriet Neutel
While feedback loops are a bummer at band practice, they are essential in nature. What does nature's feedback look like, and how does it build the resilience of our world? Anje-Margriet Neutel describes some common positive and negative...
Crash Course
Mass-Producing Ice Cream with Food Engineering: Crash Course Engineering #39
In this episode, we looked at food engineering. We explored how food’s capacity to spoil makes it a unique challenge from an engineering viewpoint. We saw how many branches of engineering come into play to process ingredients, ensure...
Crash Course Kids
Look Who's Talking
Plants! We absolutely depend on them. Oxygen, food, and looking super nice to boot! But, plants have a lot more going on than meets the eye. How do we know that? Investigations and Experimentations!
MinuteEarth
We're Oversalting Our Food, And It's Not What You Think
Want to learn more about the topic in this week's video? Here are some keywords/phrases to get your googling started: soil salinity - when soils have high salt levels that have adverse effects on plants
TED-Ed
TED-Ed: Earth's mysterious red glow, explained | Zoe Pierrat
In 2009, a satellite circled Earth, scanning and sorting the wavelengths reflecting off the planet's surface. Researchers noticed something baffling: an unexpected wavelength of unknown origin. They tried looking at Earth with only this...
TED-Ed
TED-Ed: Why is biodiversity so important? - Kim Preshoff
Our planet's diverse, thriving ecosystems may seem like permanent fixtures, but they're actually vulnerable to collapse. Jungles can become deserts, and reefs can become lifeless rocks. What makes one ecosystem strong and another weak in...
TED Talks
TED: Goats, blockchain and the future of money | Fariel Salahuddin
What if smallholder farmers could use their produce and livestock to pay for goods and services? TED Fellow and alternative currency enthusiast Fariel Salahuddin is working to make this a reality in places including rural Pakistan, where...
3Blue1Brown
e^(iπ) in 3.14 minutes, using dynamics | DE5
A quick explanation of e^(pi i) in terms of motion and differential equations
Be Smart
Where Do Teeth Come From?
Teeth. We've all got 'em (most of us, anyway). But how do they grow? Teeth are made from some biological nanotechnology that will blow your mind. They are strong enough to last hundreds of millions of years. Oh, and if you've ever...