TED Talks
TED: Making sense of string theory | Brian Greene
Physicist Brian Greene explains superstring theory, the idea that minscule strands of energy vibrating in 11 dimensions create every particle and force in the universe.
TED Talks
Markus Mutz: How supply chain transparency can help the planet
Given the option, few would choose to buy products that harm the earth -- yet it's nearly impossible to know how most consumer goods are made or where they're sourced from. That's about to change, says supply chain innovator Markus Mutz....
SciShow
Bad Science: Breast Milk and Formula
We've all heard, “breast is best," but is it true? What's the real science behind breast milk and baby formula?
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 Talks
Taylor Wilson: Yup, I built a nuclear fusion reactor
Taylor Wilson believes nuclear fusion is a solution to our future energy needs, and that kids can change the world. And he knows something about both of those: When he was 14, he built a working fusion reactor in his parents' garage. Now...
TED Talks
Steve Howard: Let's go all-in on selling sustainability
The big blue buildings of Ikea have sprouted solar panels and wind turbines; inside, shelves are stocked with LED lighting and recycled cotton. Why? Because as Steve Howard puts it: “Sustainability has gone from a nice-to-do to a...
PBS
Is The Alcubierre Warp Drive Possible?
Inspired by Gene Roddenberry's Star Trek, physicist Miguel Alcubierre set out to transform one of the cornerstones of science fiction iconography, the Warp Drive, into reality. But is it even possible? Can we "warp" the fabric of reality...
TED-Ed
How do wind turbines work? | Rebecca J. Barthelmie and Sara C. Pryor
Every 24 hours, wind generates enough kinetic energy to produce roughly 35 times more electricity than humanity uses each day. And unlike coal or oil, this resource is totally renewed each day. So how can we harness this incredible...
TED-Ed
TED-ED: The microbial jungles all over the place (and you) - Scott Chimileski and Roberto Kolter
As we walk through our daily environments, we're surrounded by exotic creatures that are too small to see with the naked eye. We usually imagine these microscopic organisms, or microbes, as asocial cells that float around by themselves....
SciShow
How Earth's Rotation Affects Our Oxygen | SciShow News
Oxygen is crucial for life as we know it, but before it could build up in our atmosphere, earth had to slow down.
SciShow
Whiteflies Destroy Crops Thanks to a Stolen Plant Gene | SciShow News
The silverleaf whitefly – a very prolific pest – is the only insect that we know of with a functional stolen plant gene.
SciShow
How Machines the Size of Molecules Could Change the World
Future advances in engineering may come from chemistry. From molecular motors to salt-shaker-drug-deliverers, the future looks small.
TED-Ed
TED-Ed: The life cycle of a pair of jeans | Madhavi Venkatesan
The first pairs of jeans were designed for durability; denim was constructed as a sturdy weave worn by sailors and miners. But over the course of the 20th century, as the demand for jeans has gone up, their durability has gone down....
TED Talks
Harvey Fineberg: Are we ready for neo-evolution?
Medical ethicist Harvey Fineberg shows us three paths forward for the ever-evolving human species: to stop evolving completely, to evolve naturally -- or to control the next steps of human evolution, using genetic modification, to make...
SciShow
The Scientist Who Made the Internet Possible | Great Minds: Narinder Singh Kapany
Thanks to Qualcomm for sponsoring a portion of this video.
SciShow
How Do I Grow a Beard?
People ask Google everything under the sun. One of the most commonly searched questions in the world is “How do I grow a beard?”? Let SciShow explain.
SciShow
5 Gross Gifts Animals Give Their Mates
We humans might think that flowers are pretty good gifts for a first date, but many insects have their own nuptial gifts, and well, flowers they ain't. Chapters SIX SPOT BURNET MOTHS 0:52 RED VELVET MITE 2:21 GROUND CRICKET 3:45 SCORPION...
SciShow
This Plant Attracts Bats With a Satellite Dish
Most plants use colorful flowers to attract their favorite pollinators. But Marcgravia evenia is trying to attract bats, so it needs to do things a little differently, leading to some unique-shaped leaves.
SciShow
Animal Melodies: 5 of Nature’s Sweetest Singers
Humans are known to carry a tune, but we're hardly the only animals that sing. In fact we've got five of nature's finest singers, and what makes them so unique. Chapters View all BIRDS 1:17 BATS 3:26 FRUIT FLIES 5:18 MICE AND RATS 7:09...
SciShow
Could Climate Change Make Plants More Toxic?
Some believe that increased carbon emissions could produce faster growing plants, but some scientists worry that it could mean more toxic and invasive species.
SciShow
This Worm's Gut Has No Way In or Out
There are plenty of creatures out there with only one opening to handle both taking in food and getting rid of waste. But there’s at least one animal out there that doesn’t have a gut opening… at all. How does that even work?!
TED-Ed
TED-Ed: Making a TED-Ed Lesson: Visualizing complex ideas
How can animation convey complex, intangible concepts? A visual metaphor, or an idea represented through imagery, can take an idea as massive as Big Data and tie it to the familiar depiction of a growing tree. TED-Ed animators explain...
TED Talks
Juan Enriquez: Using biology to rethink the energy challenge
Juan Enriquez challenges our definition of bioenergy. Oil, coal, gas and other hydrocarbons are not chemical but biological products, based on plant matter -- and thus, growable. Our whole approach to fuel, he argues, needs to change.