TED Talks
Harish Manwani: Profit’s not always the point
You might not expect the chief operating officer of a major global corporation to look too far beyond either the balance sheet or the bottom line. But Harish Manwani, COO of Unilever, makes a passionate argument that doing so to include...
TED Talks
Helen Fisher: Why we love, why we cheat
Anthropologist Helen Fisher takes on a tricky topic – love – and explains its evolution, its biochemical foundations and its social importance. She closes with a warning about the potential disaster inherent in antidepressant abuse.
SciShow
Can Gargling Salt Water Cure a Sore Throat?
Gargling with warm saltwater for a sore throat is a remedy commonly known and loved by doctors, and there is some evidence to back it up, but it’s not a cure.
TED Talks
Elizabeth Stordeur Pryor: Why it's so hard to talk about the N-word
Historian Elizabeth Stordeur Pryor leads a thoughtful and history-backed examination of one of the most divisive words in the English language: the N-word. Drawing from personal experience, she explains how reflecting on our points of...
Crash Course
Everything, The Universe ...And Life
Here it is, folks: the end. In our final episode of Crash Course Astronomy, Phil gives the course a send off with a look at some of his favorite topics and the big questions that Astronomy allows us to ask.
SciShow
Why People Are Sending Themselves Hate Messages
You might be familiar with the concept of self-harm, but it isn’t just physical. As it turns out, people can harm themselves through the anonymity of the internet.
TED Talks
TED: The seeds of change helping African farmers grow out of poverty | Andrew Youn
Farmers stand at the center of the world, says Andrew Youn, cofounder of One Acre Fund, an agricultural organization that's empowering sub-Saharan farm families with the loans, seeds, fertilizer and training needed to increase crop...
TED Talks
Steve Ramirez and Xu Liu: A mouse. A laser beam. A manipulated memory.
Can we edit the content of our memories? It's a sci-fi-tinged question that Steve Ramirez and Xu Liu are asking in their lab at MIT. Essentially, the pair shoot a laser beam into the brain of a living mouse to activate and manipulate its...
TED Talks
TED: Meet the robots for humanity | Henry Evans and Chad Jenkins
Paralyzed by a stroke, Henry Evans uses a telepresence robot to take the stage and show how new robotics, tweaked and personalized by a group called Robots for Humanity, help him live his life to the full. He shows off a nimble little...
TED Talks
Kotchakorn Voraakhom: How to transform sinking cities into landscapes that fight floods
From London to Tokyo, climate change is causing cities to sink -- and our modern concrete infrastructure is making us even more vulnerable to severe flooding, says landscape architect and TED Fellow Kotchakorn Voraakhom. But what if we...
SciShow
The Tiny Fish That's Changing Modern Medicine
The little fish Danio rerio holds secrets to understanding how vertebrates develop, how diseases like cancer work, and how we might one day learn how to regenerate human heart tissue.
TED Talks
Meditations on the intersection of humanity and technology | Olivia Arthur
Documentary photographer Olivia Arthur has been exploring a new frontier: the evolution of the blurring line between humanity and technology. In this meditative talk, she shows her work documenting the remarkable ways humans have merged...
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...
TED Talks
TED: Life-altering questions about the end of the universe | Katie Mack
In this fascinating conversation, cosmologist and TED Fellow Katie Mack delves into everything from the Big Bang theory to what we see at the edge of the observable universe to a few ways the cosmos might end. Stay tuned to hear Mack...
SciShow
Why Are Some World Records So Hard to Break
Why are some athletes able to crush world records when other records remain unbroken for years? The answer has to do with the kind of materials used in the competition and the type of athletic event one is competing in. Hank Green...
TED Talks
TED: A vehicle built in Africa, for Africa | Joel Jackson
Joel Jackson wants to reimagine transportation around the needs of the African consumer. He's designed an SuV that's rugged enough for long stretches of uneven terrain and affordable enough to be within reach of those who need it most....
Crash Course
Aliens: Crash Course Film Criticism
James Cameron rocketed onto the action film scene with 1984's "The Terminator" and followed that up with a highly anticipated sequel to the 1979 film, "Alien." His film, "Aliens," would go on to not only be a financial success, but a...
TED-Ed
TED-Ed: Is this the most successful animal ever? | Nigel Hughes
Prevailing for around 270 million years and encompassing more than 20,000 distinct species, trilobites are some of the most successful lifeforms in Earth's history. When they sprung into existence, they were among the most diverse and...
TED-Ed
TED-Ed: The uncertain location of electrons - George Zaidan and Charles Morton
The tiny atoms that make up our world are made up of even tinier protons, neutrons and electrons. Though the number of protons determines an atom's identity, it's the electrons -- specifically, their exact location outside the nucleus --...
SciShow
Why Would a Butterfly Need a Bridge?
Meet the Duke of Burgundy, a species of butterfly that was saved from certain doom, thanks to a bridge.
SciShow
The Unique Reason Reindeer Change Their Eye Color
Plenty of animal eyes "glow" in the dark, but only one species has eyes that change color with the seasons.
SciShow
The Science of Lewy Body Dementia
This week in SciShow News we dissect what a Lewy Body is and what they are capable of doing.
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...
TED-Ed
TED-Ed: The imaginary king who changed the real world
In 1165, copies of a strange letter began to circulate throughout Europe. It spoke of a fantastical realm, containing the Tower of Babel and the Fountain of Youth— all ruled over by the letter’s mysterious author: Prester John. Who was...