From TED Ed. Explore how the microplastics in your body can affect your health, and how we can regulate the amount of plastic in our world. — Plastic is everywhere. It’s in our clothes, our food, the air we breathe. And plastic is now also in our bodies. Micro and nanoplastics generally enter our bodies…

From TED Ed. Dig into what biological factors influence hair growth, how it can change as you age, and how to take control of your scalp. — At age 44, Xie Qiuping cut her hair for the first time in over three decades. Her impressive locks extended over 5 meters — earning the Guinness World…

From TED Ed. Dig into the body’s biological process that heals a broken bone, and find out how different kinds of fractures are mended. — The human body’s 206 bones come in many shapes and sizes: short bones, long bones, flat bones, irregular bones. Roughly 50% of people will break a bone at some point…

From TED Ed. Explore how two main types of emergency contraception work to prevent pregnancy by disrupting or delaying ovulation. — In a 2021 study, researchers asked over 500 participants to explain how the morning-after pill worked. Despite these pills’ widespread use, 60% answered incorrectly. Emergency contraceptives are often misunderstood— even the phrase “the morning-after…

From TED Ed. Trace the illustrious history of hats dating back to the Paleolithic Era, and explore how they were used in different periods. — Humans have been fashioning caps since the dawn of civilization. A bearskin cap from the Bronze Age is one of the earliest surviving hats, discovered alongside Europe’s oldest mummy. Hats…

From TED Ed. Dig into the pros and cons of annuity and lump sum lottery payouts, and find out the most common mistakes lottery winners make. — After winning the lottery, one of the first decisions you’d have to make is how you want your winnings to be paid out. You can choose the full…

From TED Ed. Explore the science of hypnosis, and dig into how the practice can affect your body and brain when hypnotic suggestions work. — In the 19th century, Scottish surgeon James Braid revolutionized the field of hypnotism, transitioning the practice towards inducing a sleep-like state. Today, hypnosis is used in psychiatry as a helpful…

From TED Ed. Professional musicians share what makes for great, memorable lyrics, their writing process, and where they get inspiration from. — "Think Like A Musician" connects you with working musicians who want to help the music-curious and music-passionate hone and share the gift of music with the world. Part interview, part animated course, our…

From TED Ed. Dig into the surprisingly complex lives of Neanderthals, and explore theories on what happened to our evolutionary cousins. — In 1856, quarriers working in Germany’s Neander Valley discovered several mysterious fossils. The remains changed hands until being identified as the skullcap and femur bones of something ancient and human, but not quite…

From TED Ed. Dig into the science of what makes period cramps so painful, and find out what we still don’t know about this common experience. — Period pain affects hundreds of millions of people. Anywhere from 50 to 90% of people who menstruate deal with painful abdominal or pelvic cramps during their period. Individual…

From TED Ed. Learn more at https://brilliant.org/TedEd — In 1900, Greek divers stumbled upon a 2,000-year-old shipwreck whose contents would shake our understanding of the ancient world. Among the remains were fragments of mangled wood and corroded metal, which archaeologists soon realized were parts of the oldest geared device ever discovered — and humankind’s first…