TED-Ed

View full lesson: http://ed.ted.com/lessons/getting-started-as-a-dj-mixing-mashups-and-digital-turntables-cole-planteDJ and producer Cole Plante is only 17 years old, but he's already worked alongside industry superstars Skrillex, Avicii and Major Lazer (to name just a few). In this combination talk and DJ set, Plante shows off his mixing magic and gives tips to aspiring DJs. Talk by Cole Plante....

Learn how Margaret Hamilton and her team of engineers built the software for the Apollo 11 mission that landed mankind on the Moon. --The Apollo 11 moon landing was about the astronauts, mission control, software and hardware all working together as a seamless integrated system. None of which would have been possible without the contributions of one engineer: Margaret Hamilton. Who was this pionee...

Discover the techniques opera singers use to project their voices over the orchestra and the importance of a singer’s squillo. --An orchestra fills an opera house with music, but a singer’s voice soars above the instruments. Its melody rings out across thousands of patrons— all without any assistance from a microphone. How is it possible that a single voice can be heard so clearly? The answer lies...

Learn why tuberculosis, TB, is the world’s most infectious disease and how medical advancements are improving treatment. --In 2008, two 9,000-year old skeletons were found with their bones infected by an all too familiar bacterium. The ancient Greeks knew its effects as phthisis; the Incans called it chaky oncay; and today we call it tuberculosis, or TB. TB is still one of the world’s most infecti...

View full lesson: http://ed.ted.com/lessons/what-we-can-learn-from-galaxies-far-far-away-henry-linIn a fun, excited talk, teenager Henry Lin looks at something unexpected in the sky: galaxy clusters. By studying the properties of the universe's largest pieces, says the Intel Science Fair winner, we can learn quite a lot about our own world and galaxy. Talk by Henry Lin. Learn more about your ad ch...

Kicking off the TED2013 conference, Jennifer Granholm asks a very American question with worldwide implications: How do we make more jobs? Her big idea: Invest in new alternative energy sources. And her big challenge: Can it be done with or without our broken Congress? Talk by Jennifer Granholm. Learn more about your ad choices. Visit megaphone.fm/adchoices

Don't make people pay for music, says Amanda Palmer: Let them. In a passionate talk that begins in her days as a street performer (drop a dollar in the hat for the Eight-Foot Bride!), she examines the new relationship between artist and fan. Talk by Amanda Palmer. Learn more about your ad choices. Visit megaphone.fm/adchoices

Learn how trees are able to communicate with each other through a vast root system and symbiotic fungi, called mycorrhizae.--Most of the forest lives in the shadow of the giants that make up the highest canopy. These are the oldest trees, with hundreds of children and grandchildren. They check in with their neighbors, share food, supplies and wisdom gained over their lives, all while rooted in pla...

A flying car -- it's an iconic image of the future. But after 100 years of flight and automotive engineering, no one has really cracked the problem. Pilot Anna Mracek Dietrich and her team flipped the question, asking: Why not build a plane that you can drive? Talk by Anna Mracek Dietrich. Learn more about your ad choices. Visit megaphone.fm/adchoices

Explore the life and works of Simone de Beauvoir, the author of “The Second Sex” and existentialist philosopher who influenced early feminist theory. --At the age of 21, Simone de Beauvoir became the youngest person to take the philosophy exams at France’s most esteemed university. But as soon as she mastered the rules of philosophy, she wanted to break them. Her desire to explore the physical wor...

What drives our desire to behave morally? Neuroeconomist Paul Zak shows why he believes oxytocin (he calls it "the moral molecule") is responsible for trust, empathy and other feelings that help build a stable society. Talk by Paul Zak. Learn more about your ad choices. Visit megaphone.fm/adchoices

Check out our Patreon page: https://www.patreon.com/tededView full lesson: http://ed.ted.com/lessons/why-do-we-cry-the-three-types-of-tears-alex-gendlerWhether we cry during a sad movie, while chopping onions, or completely involuntarily, our eyes are constantly producing tears. Alex Gendler tracks a particularly watery day in the life of Iris (the iris) as she cycles through basal, reflex and emo...

Discover the Norse myth of Baldur, the most beloved being in Asgard, and how the trickster god Loki plotted his death. --Baldur was the gentlest and most beloved being in all of Asgard. But lately, he had been plagued by gruesome visions foretelling his own imminent death. Determined to protect her son from these grim prophecies, Queen Frigg travelled across the nine realms, begging all living thi...

We feel instinctively that societies with huge income gaps are somehow going wrong. Richard Wilkinson charts the hard data on economic inequality, and shows what gets worse when rich and poor are too far apart: real effects on health, lifespan, even such basic values as trust. Talk by Richard Wilkinson. Learn more about your ad choices. Visit megaphone.fm/adchoices

Get informed on the causes and risks of human papillomavirus, HPV, and how to protect yourself from the infection.--At some point, most sexually active people will be infected with human papillomavirus, or HPV. There are over 100 types of HPV, and most of the time the body eliminates infections without symptoms— but some strains can pose serious health risks down the line. How can you protect your...

Physiatrist and engineer Todd Kuiken is building a prosthetic arm that connects with the human nervous system -- improving motion, control and even feeling. Onstage, patient Amanda Kitts helps demonstrate this next-gen robotic arm. Talk by Todd Kuiken. Learn more about your ad choices. Visit megaphone.fm/adchoices

Humankind has been looking for the giant squid (Architeuthis) since we first started taking pictures underwater. But the elusive deep-sea predator could never be caught on film. Oceanographer and inventor Edith Widder shares the key insight -- and the teamwork -- that helped to capture the squid on film for the first time. Talk by Edith Widder. Learn more about your ad choices. Visit megaphone.fm/...

Today we know the molecular cause of 4,000 diseases, but treatments are available for only 250 of them. So what's taking so long? Geneticist and physician Francis Collins explains why systematic drug discovery is imperative, even for rare and complex diseases, and offers a few solutions -- like teaching old drugs new tricks. Talk by Francis Collins. Learn more about your ad choices. Visit megaphon...

View full lesson: http://ed.ted.com/lessons/what-is-the-universe-made-of-dennis-wildfogelThe atoms around you have existed for billions of years -- and most originated in the flaming, gaseous core of a star. Dennis Wildfogel tells the captivating tale of these atoms' long journeys from the Big Bang to the molecules they form today. Lesson by Dennis Wildfogel, animation by Pew36 Animation Studios....

Dive into the mind-bending works of Argentinian writer Jorge Luis Borges, whose work pioneered the literary style magical realism.--What would it be like to have a limitless memory? Can the meaning of life be found in an infinite library? Is time a labyrinth or a single moment? Jorge Luis Borges explored these questions of infinity in his many works. His body of essays, poems and stories pioneered...

Dig into the tragic tale of Oedipus, who unknowingly fulfills a prophecy that he would kill his father and marry his mother.--When Queen Jocasta of Thebes gave birth to Oedipus, a grim air seized the occasion. Her husband, King Laius, had received a prophecy from Apollo's oracle foretelling that he would die at the hands of his own son. Determined to escape this fate, Laius abandoned the newborn o...

Discover what makes Ludwig van Beethoven’s Symphony Number Five a musical masterpiece, and uncover the story behind its inception. --Eight ferocious notes open one of the most explosive pieces of music ever composed. Ludwig van Beethoven’s Symphony Number Five premiered in 1808, and quickly won acclaim. Its central motif and raw emotionality have continued to resound through the ages. So what exac...

Dive into the German tale of Godfather Death and his godson, the doctor who tries to master mortality.--A husband and wife were in despair. The woman had just given birth to their 13th child, and the growing family was quickly running out of food and money. Wandering into the woods, the father encountered a skeletal figure with sunken eyes and a gaunt face: this was Death himself, come to offer hi...

Take a closer look at the challenges of antibiotic resistance and what we can do to prevent losing this vital medicine. --Antibiotics: behind the scenes, they enable much of modern medicine. We use them to cure infectious diseases, and to safely facilitate everything from surgery to chemotherapy to organ transplants. But we’ve stopped discovering new ones and we’re at risk of losing them forever....

View full lesson: http://ed.ted.com/lessons/venom-vs-poison-what-s-the-difference-rose-evelethWould you rather be bitten by a venomous rattlesnake or touch a poisonous dart frog? While both of these animals are capable of doing some serious damage to the human body, they deliver their dangerous toxins in different ways. Rose Eveleth sheds light on the distinction between poison and venom (and why...