av Mikael Winterkvist | mar 9, 2021 | TED
Aliens have invaded ancient history: they’ve cropped up in humanity’s past through popular television and movies, displacing facts with absurd yet commonplace beliefs like ”aliens built the pyramids.” Archaeologist Sarah Kurnick illustrates why these misconceptions perpetuate racist and xenophobic notions of history and culture — and demonstrates how you can help debunk these dangerous, outlandish myths.
av Mikael Winterkvist | feb 25, 2021 | TED
Online retailers resort to all kinds of strategies to separate you from your hard-earned money. Behavioral scientist Wendy De La Rosa names three tactics to look out for — and shares how you can keep yourself from falling for them.
av Mikael Winterkvist | feb 25, 2021 | TED
”For a long time, I lived for death,” says Manwar Ali, a former radical jihadist who participated in violent, armed campaigns in the Middle East and Asia in the 1980s. In this moving talk, he reflects on his experience with radicalization and makes a powerful, direct appeal to anyone drawn to Islamist groups that claim violence and brutality are noble and virtuous: let go of anger and hatred, he says, and instead cultivate your heart to see goodness, beauty and truth in others.
av Mikael Winterkvist | feb 23, 2021 | TED
The universe is incredibly old, astoundingly vast and populated by trillions of planets — so where are all the aliens? Astronomer Stephen Webb has an explanation: we’re alone in the universe. In a mind-expanding talk, he spells out the remarkable barriers a planet would need to clear in order to host an extraterrestrial civilization — and makes a case for the beauty of our potential cosmic loneliness. ”The silence of the universe is shouting, ’We’re the creatures who got lucky,'” Webb says.
av Mikael Winterkvist | feb 21, 2021 | TED
How does a computer work? The critical components of a computer are the peripherals (including the mouse), the input/output subsystem (which controls what and how much information comes in and out), and the central processing unit (the brains), as well as human-written programs and memory. Bettina Bair walks us through the steps your computer takes with every click of the mouse. [Directed by Darcy Vorhees, narrated by Michelle Snow].
av Mikael Winterkvist | feb 19, 2021 | TED
That science fiction future where robots can do what people and animals do may be closer than you think. Marc Raibert, founder of Boston Dynamics, is developing advanced robots that can gallop like a cheetah, negotiate 10 inches of snow, walk upright on two legs and even open doors and deliver packages. Join Raibert for a live demo of SpotMini, a nimble robot that maps the space around it, handles objects, climbs stairs — and could soon be helping you out around the house.
