TED Talks
Why are we sending critical metals to the dump? | Jeff More
The world is heading toward a massive copper shortage that could derail the clean energy transition, says mining expert Jeff More. He shows how advanced sensing technology could get us back on the right track, drastically cutting down on...
TED Talks
Solar energy is even cheaper than you think | Jenny Chase
How prevalent is solar power, really? According to researcher Jenny Chase, it's already displacing fossil fuels in key energy markets around the world. She explains the rise of affordable solar power and dives into how her team tracked...
TED-Ed
Why don’t we get our drinking water from the ocean? | Manish Kumar
Humans have been transforming seawater into potable freshwater for millennia. Today, billions of people can’t access clean drinking water, and 87 different countries are projected to be “water-scarce” by 2050. So, how can we use seawater...
TED-Ed
What actually causes high cholesterol? | Hei Man Chan
In 1968, the American Heart Association made an announcement that would influence people’s diets for decades: they recommended that people avoid eating more than three eggs a week. Their reasoning was that the cholesterol packed into egg...
TED-Ed
The century-old technology that could change the world | Rachel Yang
Industrial manufacturers spend a huge amount of energy generating heat to make everyday materials and objects, like cement, steel, and paper. And since most companies use fossil fuels to reach these high temperatures, industrial heat...
MinuteEarth
Electrical Wires Made Of Bacteria
Most living things on Earth need oxygen to survive, but scientists discovered a species of bacteria that uses oxygen totally differently from every other organism on Earth.
TED Talks
How the Olympics Inspire Dreams, Diversity, and Global Change
The Olympics inspire dreams by showcasing athletes' dedication and passion while reminding viewers of the hard work, struggles, and triumphs behind the scenes. Beyond athletics, the Games highlight global diversity, humanizing stories...
TED-Ed
TED-Ed: How to manage your stress more effectively | Shannon Odell
An upcoming project deadline, a fight with a family member, or even an embarrassing moment can easily trigger our body’s stress response. While we can’t always control what life throws at us, there are ways to better prepare for...
TED Talks
TED: The probe on a mission to touch the Sun | Nour E. Rawafi
From its life-sustaining energy to its explosive geomagnetic storms, the Sun has many mysteries, says astrophysicist Nour E. Rawafi. He sheds light on NASA's latest endeavor to better understand our fiery neighbor and its impact on the...
TED Talks
TED: How art transforms brokenness into beauty | Lily Yeh
Lily Yeh calls herself a barefoot artist: she travels the world with a suitcase full of art supplies, working with whoever wants to join her. In an inspiring talk, she shares the fruits of her collaborative art projects that bring color,...
TED Talks
TED: K-pop, cutting-edge tech and other ways Asia is shaping the world | Neeraj Aggarwal
For a long time, the conveyor belt of ideas moved from the West to the East, says business strategy expert Neeraj Aggarwal. But now, Asia’s rising cultural and intellectual influence is redefining this established order. He explores how...
TED Talks
TED: Could we replace data centers with … plant DNA? | Cliff Kapono and Keolu Fox
Is it possible to meet the world's seemingly infinite demand for data storage while also caring for the natural environment? Biomedical researcher Keolu Fox and professional surfer and scientist Cliff Kapono believe that Indigenous...
MinutePhysics
Why Are Airplane Engines So Big?
The answer to this question has everything to do with drag & kinetic energy vs momentum change (thrust) ie, a bigger engine fan allows for a larger air mass to be accelerated a smaller amount to give the same thrust as you'd get from a...
MinutePhysics
The Physics of Car Crashes
How is the chemical energy of gasoline transformed into kinetic energy of a moving car? And where does that kinetic energy go when the car crashes into something and stops moving?
MinutePhysics
The Most Burly Hurls
Which is the most intense Olympic throwing event? Shot put? Hammer? Discus? Javelin?
MinutePhysics
Picture of the Big Bang (a.k.a. Oldest Light in the Universe)
Where does all the stuff in the universe come from?
MinutePhysics
Magnets: How Do They Work?
How do magnets work? Why do they attract and repel at long distances? Is it magic? No... it's quantum mechanics, and a bit more, as we explain in this, the longest MinutePhysics video ever.
MinutePhysics
Einstein's Proof of E=mc2
Ever wonder how Einstein proved E=mc2? This is how. Pi day (3.14) is Albert Einstein's Birthday! To celebrate, we'll explain 4 of his most groundbreaking papers from 1905, when he was just 26 years old
MinutePhysics
Einstein and The Special Theory of Relativity
How Einstein (& others) discovered Special Relativity. Pi day (3.14) is Albert Einstein's Birthday! To celebrate, we'll explain 4 of his most groundbreaking papers from 1905, when he was just 26 years old.
MinutePhysics
E=mc2 is Incomplete
You've heard of E=mc2... but you probably haven't heard the whole story.
MinuteEarth
Why Are There Clouds?
Want to learn more about the topic in this week's video? Here are some key words/phrases to get your googling started: - Lifting Condensation Level (LCL): The altitude at which the water vapor in rising air begins to condense - Adiabatic...