Why bats don’t get sick – Arinjay Banerjee 0 (0)

From TED Ed. Explore the relationship between viruses and their hosts, and find out how the evolutionary adaptations of bats keep them safe from viruses. — Consider a bat that is infected with several deadly viruses, including ones that cause rabies, SARS, and Ebola. While this diagnosis would be lethal for other mammals, the winged…

These squids can fly… no, really – Robert Siddall 0 (0)

From TED Ed. Dive into the incredible flying capabilities of squids, and how they use flight as a survival tactic. — In 1947, explorers noticed a strange phenomenon while crossing the Pacific Ocean. Somehow, small squid known to live deep beneath the waves kept appearing on the roof of their boat. The crew was mystified—…

How do personality tests work? – Merve Emre 0 (0)

From TED Ed. Examine how popular personality tests, like the Myers-Briggs Type Indicator and the Enneagram, are designed and their inconsistencies. — In 1942, a mother-daughter duo named Katherine Cook Briggs and Isabel Briggs Myers developed a questionnaire that classified people’s personalities into 16 types. Called the Myers-Briggs Type Indicator, or MBTI, it would go…

What happens when you die? A poetic inquiry 0 (0)

From TED Ed. Dive into Emily Dickinson’s “Because I could not stop for Death” and explore life’s greatest mystery: what happens when you die? — Death, a kindly gentleman riding in a horse carriage, comes to collect a woman for her journey to the afterlife. So begins Emily Dickinson’s poem “Because I could not stop…

A quantum thought experiment – Matteo Fadel 0 (0)

From TED Ed. Can you win a game of quantum foosball— using a giant electron instead of a ball? Explore how to use quantum mechanics to your advantage. — After a long day working on the particle accelerator, you and your friends head to the arcade to unwind. The lights go out for a second,…

The world’s largest organism – Alex Rosenthal 0 (0)

From TED Ed. Discover the world’s largest organism: Pando, an enormous and ancient quaking aspen, and find out how it became so huge. — The largest animal in the world is the blue whale, which weighs a massive 150 metric tons. Even so, it’s not remotely close to being the largest organism by weight. That…

The most colorful gemstones on Earth – Jeff Dekofsky 0 (0)

From TED Ed. What gives opals their signature shimmering colors? Dig into the science of the gemstone’s formation, millions of years in the making. — In November 1986, Australian miners climbed Lunatic Hill and bored 20 meters into the Earth. They were rewarded with a fist-sized, record breaking gemstone, which they named the Hailey’s Comet…

How fast is the speed of thought? – Seena Mathew 0 (0)

From TED Ed. Travel into the brain to see how its network of neurons transmit your thoughts and what factors determine how quickly you think. — Your mortal enemy has captured you and hooked you up to a bizarre experiment. He’s extended your nervous system with one very long neuron to a target about 70…

How do investors choose stocks? – Richard Coffin 0 (0)

From TED Ed. Explore the strategies investors use to choose stocks and learn whether it’s better to be an active or passive investor. — Every day, billions of stocks are traded on the New York Stock Exchange alone. But with over 43,000 companies listed on stock exchanges around the world, how do investors decide which…

The dark history of bananas – John Soluri 0 (0)

From TED Ed. Explore the history of the notorious United Fruit Company and how its influence over the banana industry impacted Central America. — In December 1910, the exiled former leader Manuel Bonilla boarded a borrowed yacht and set sail for Honduras in hopes of reclaiming power by whatever means necessary. Bonilla had a powerful…

The hidden treasures of Timbuktu – Elizabeth Cox 0 (0)

From TED Ed. Dig into the ancient manuscripts, scrolls, and books of Timbuktu— and find out why they’ve been hidden for centuries. — On the edge of the vast Sahara desert, citizens snuck out of the city of Timbuktu and took to the wilderness. They buried chests in the desert sand, hid them in caves,…

Could we harness the power of a black hole? – Fabio Pacucci 0 (0)

From TED Ed. Download a free audiobook version of "Children of Time" and support TED-Ed’s nonprofit mission: https://www.audible.com/ted-ed Check out our full book recommendation: https://shop.ed.ted.com/collections/ted-ed-book-recommendations/products/children-of-time — Imagine a distant future when humans reach beyond Earth, forge cities on planets thousands of light-years away, and maintain a galactic web of trade and transport. What would it…