From TED Ed. Explore how to build healthy habits when it comes to making, growing, and maintaining friendships. — Friendships can change how we see and move through the world. They can boost our academic performance, help us deal with setbacks, and even improve our health. And the relationships we form in adolescence can shape…

From TED Ed. Dig into the animal kingdom’s capacity for generosity, and find out how cooperation between animals may contribute to their survival. — Charles Darwin introduced the notion of “survival of the fittest,” where the fittest animals are those who can survive long enough to produce healthy offspring. The fittest animal can also be…

From TED Ed. Dig into the Chinese myth of Lady Meng Jiang, and how her grief over the death of her husband brought down the Great Wall. — Long ago, an emperor decided to build a great wall to protect his new empire and ensure his power. He ordered men across China to leave their…

From TED Ed. Dig into what causes your stress response to be triggered, and how you can best train your mind and body to deal with stress. — 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…

From TED Ed. Learn more at https://brilliant.org/TedEd — A spy presses a button on their suit and blinks out of sight. A wizard wraps himself in a cloak and disappears. A star pilot flicks a switch, and their ship vanishes into space. Invisibility is one of the most tantalizing powers in fiction, spanning all kinds…

From TED Ed. Explore the phenomenon known as peat fires, smoldering fires that burn underground and can continue for months or even years. — In 1997, a fire began in Indonesia that would rage for almost a year. Despite being one of the largest fires in recorded history, for months at a time it burned…

From TED Ed. Explore how the Right to Repair movement is pushing back against companies which don’t want consumers fixing their products. — Today, some companies are working hard to prevent consumers from repairing products on their own. In many cases, repair can only be done by the original manufacturer, if at all. With limited…

From TED Ed. Explore how pulling an all-nighter can impact your cognitive function, and find out what happens to your brain when you don’t sleep. — You’re just one history final away from a relaxing spring break. But you still have so much to study! You decide to follow in the footsteps of many students…

From TED Ed. Loki has challenged you to a winner-take-all game to end Ragnarok. Can you beat him and win the right to rule the new world? — Ragnarok has been raging for far too long; many gods and heroes have fallen, and the rest can barely stand. Loki, his bright eyes dimmed by exhaustion,…

From TED Ed. Puzzle through this classic ethical dilemma and decide: is community safety more important than individual privacy? — Your government has introduced a plan to address record-breaking rates of traffic tickets and deadly hovercar accidents. They propose assigning “driver credit scores” to every citizen, but would need to install cameras and microphones in…

From TED Ed. Dig into the history of the Armenian Genocide, during which the Ottoman Empire killed over 1 million Armenians during WWI. — When an Armenian resistance movement began to form in the 19th century, Sultan Abdul Hamid II took decisive action. He led the Hamidian Massacres— a relentless campaign of violence that killed…

From TED Ed. Dig into the science of how kidney transplants work, how donors are matched and find out how this surgery saves lives. — In 1954, Joseph Murray attempted a type of kidney swap that no doctor had tried before. The surgery was a success, and the patient would go on to live with…

From TED Ed. Explore what makes polio so dangerous, what is causing the 21st century resurgence of cases, and how we can eradicate the disease. — In 1952, polio was everywhere: killing or paralyzing roughly half a million people annually. Yet just 10 years later, paralytic polio cases in the US dropped by 96% and…

From TED Ed. Dig into W.W. Jacobs’ horror story, “The Monkey’s Paw,” about an artifact that grants wishes — with great consequences. — Sergeant-Major Morris regaled his friends with epic tales from faraway lands— until one asked about an artifact the Sergeant had alluded to. Slowly, he produced the object: a mummified monkey’s paw. He…

From TED Ed. Explore how heat waves affect the body, what levels of extreme heat we can survive, and what you can do to manage high temperatures. — In many parts of the world heat waves are happening more often with greater intensity and for longer durations. By 2050, Earth’s mid-latitudes could be experiencing extreme…

From TED Ed. Take a look at the US supply chain to explore the three main reasons why medications like insulin are so expensive. — A century after its discovery, insulin remain essential in treating diabetes, and has a relatively low production cost, with a vial generally costing less than $6 to make. But those…

From TED Ed. A group of adventurers has broken into your lair. Can you figure out who the cleric is before they start casting spells? — Yet another party of adventurers has broken into your lair to slay your minions and steal your treasures. Judging by the trail of destruction, you’re up against a fighter,…

From TED Ed. Explore the science of afterimages, which are the visual illusions that appear in the eyes after exposure to an image or bright light. — In the 1600s, Isaac Newton conducted a series of experiments to better understand the lights and colors that sometimes appear when your eyes are closed. If you’ve ever…

From TED Ed. Follow Sun Wukong, the Monkey King, on his journey to Heaven and the trouble he causes the Jade Emperor during his stay. — While his disciples loved their roguish leader, Sun Wukong’s misadventures had spread chaos throughout the land. The Jade Emperor, watching from his throne in Heaven, decided he would no…