TED Talks
Ted: Ted Ed: The Arctic vs. the Antarctic
Camille Seaman describes how enterprising people and organisms have found ways to reside around both poles despite the frigid temperatures. [4:24]
TED Talks
Ted: Ted Ed: Who Won the Space Race?
Jeff Steers describes the history and benefits of the space race between the United States and the Soviet Union. [4:47]
TED Talks
Ted: Ted Ed: What's Below the Tip of the Iceberg?
It's a well-known fact that the majority of an iceberg lies below the surface- but just as stealthily hidden are their fascinating qualities. Camille Seaman gives homage to these icy isles. [4:51]
TED Talks
Ted: Ted Ed: Got Seeds? Now Add Bleach, Acid, and Sandpaper
Nicking, filing, and soaking the seed in hot water or acid are all forms of scarification, or ways to speed up germination by breaking down the shell. Mary Koga offers some tips to spur your sprouts. [3:35]
TED Talks
Ted: Ted Ed: Free Falling in Outer Space
With a little help from Sir Isaac Newton, Matt J. Carlson explains the basic forces acting on an astronaut during a free fall. [2:59]
TED Talks
Ted: Ted Ed: What Is an Aurora?
Why do we see those stunning lights in the northern- and southernmost portions of the night sky? Michael Molina explains every step of the dazzling phenomenon of the Aurora Borealis and Aurora Australis. [4:10]
TED Talks
Ted: Ted Ed: Is There a Center of the Universe?
It's been a long road to the discovery that Earth is not the center of the Solar System, the Milky Way, or the universe; great thinkers from Aristotle to Bruno have grappled with it for millennia. But if we aren't at the center of the...
TED Talks
Ted: Ted Ed: The Game Changing Amniotic Egg
April Tucker peels back each layer of the amniotic egg, revealing how truly extraordinary this evolutionary marvel is. [4:30]
TED Talks
Ted: Ted Ed: What on Earth Is Spin?
Why is the spinning motion so special? Brian Jones details the dizzyingly wide array of ways that spinning affects our lives. [3:57]
TED Talks
Ted: Ted Ed: Pruney Fingers: A Gripping Story
Why do fingers become pruney when they get wet? Mark Changizi examines the evolutionary reasons for pruney fingers, while exploring natural and manmade phenomena, like river networks, that operate similarly. [4:22]
TED Talks
Ted: Ted Ed: How Giant Sea Creatures Eat Tiny Sea Creatures
Kelly Benoit-Bird discusses new research that shows large sea animals actually herding their tiny food into big, bitable chunks. [6:22]
TED Talks
Ted: Ted Ed: The Basics of the Higgs Boson
Using the Socratic method, CERN scientists Dave Barney and Steve Goldfarb explain the exciting implications of the Higgs boson. [6:30]
TED Talks
Ted: Ted Ed: What Happened to Antimatter?
CERN scientist Rolf Landua returns to the seconds after the Big Bang to explain the disparity that allows humans to exist today. [5:16]
TED Talks
Ted: Ted Ed: The Search for Other Earth Like Planets
Olivier Guyon examines the possibility of finding other planets within astronomical numbers, some potentially rife with life. [6:21]
TED Talks
Ted: Ted Ed: Who Is Alexander Von Humboldt?
George Mehler details Alexander von Humboldt's major scientific accomplishments and why we should care about them today. [4:22]
TED Talks
Ted: Ted Ed: How Poachers Became Caretakers
In his home of Namibia, John Kasaona is working on an innovative way to protect endangered animal species: giving nearby villagers (including former poachers) responsibility for caring for the animals. [15:47]
TED Talks
Ted: Ted Ed: Where We Get Our Fresh Water
In the first of a two part series on fresh water, Christiana Z. Peppard breaks the numbers down and discusses who is using it and to what ends. [3:47]
TED Talks
Ted: Ted Ed: Earth's Mass Extinction
Asteroid strikes get all the coverage, but "Medea Hypothesis" author Peter Ward argues that most of Earth's mass extinctions were caused by lowly bacteria. The culprit, a poison called hydrogen sulfide, may have an interesting...
TED Talks
Ted: Ted Ed: What if We Could Look Inside Human Brains?
The brain is what makes us function, yet we understand so little about how it works. We are learning more about the brain by using new technology to monitor epilepsy patients during surgery. Moran Cerf explains the process doctors use to...
TED Talks
Ted: Ted Ed: Life of an Astronaut
Astronaut Jerry Carr knows space. As commander of Skylab, he spent over 2000 hours in space, orbiting the Earth over 1000 times. Recounting his life story, Carr remembers the enchanting years he spent at NASA. [4:52]
TED Talks
Ted: Ted Ed: Eyes on the Stars
On January 28, 1986, NASA Challenger mission STS-51-L ended in tragedy when the shuttle exploded 73 seconds after takeoff. On board was physicist Ronald E. McNair, who was the second African American to enter space. But first, he was a...
TED Talks
Ted: Ted Ed: Underwater Astonishments
David Gallo shows jaw-dropping footage of amazing sea creatures, including a color-shifting cuttlefish, a perfectly camouflaged octopus, and a Times Square's worth of neon light displays from fish who live in the blackest depths of the...
TED Talks
Ted: Ted Ed: Phenology and Nature's Shifting Rhythms
With rapidly rising global temperatures come seasonal changes. As spring comes earlier for some plant species, there are ripple effects throughout the food web. Regina Brinker explains how phenology, or the natural cycles of plants and...
TED Talks
Ted: Ted Ed: On Exploring the Oceans
Ocean explorer Robert Ballard takes us on a mindbending trip to hidden worlds underwater, where he and other researchers are finding unexpected life, resources, and even new mountains. He makes a case for serious exploration and mapping....