Leslie Morgan Steiner was in “crazy love” — that is, madly in love with a man who routinely abused her and threatened her life. Steiner tells the dark story of her relationship, correcting misconceptions many people hold about victims of domestic violence, and explaining how we can all help break the silence. (Filmed at TEDxRainier.) […]
What can governments learn from the open-data revolution? In this stirring talk, Beth Noveck, the former deputy CTO at the White House, shares a vision of practical openness — connecting bureaucracies to citizens, sharing data, creating a truly participatory democracy. Imagine the “writable society.” Talk by Beth Noveck.
View full lesson: http://ed.ted.com/lessons/making-sense-of-how-life-fits-together-bobbi-seleski From something as miniscule as a cell to the biosphere we all call home, living things fit together in numerous interesting ways. Bobbi Seleski catalogs biology from our body and beyond, tracking how unicellular organisms, tissues, organs, organ systems, organisms, populations, communities, ecosystems, and our biosphere build off of each other […]
View full lesson: http://ed.ted.com/lessons/want-to-be-happier-stay-in-the-moment-matt-killingsworth When are humans most happy? To gather data on this question, Matt Killingsworth built an app, Track Your Happiness, that let people report their feelings in real time. Among the surprising results: We’re often happiest when we’re lost in the moment. And the flip side: The more our mind wanders, the […]
Five great revolutions have shaped political culture over the past 50 years, says theorist Ivan Krastev. He shows how each step forward — from the cultural revolution of the ’60s to recent revelations in the field of neuroscience — has also helped erode trust in the tools of democracy. As he says, “What went right […]
View full lesson: http://ed.ted.com/lessons/why-are-blue-whales-so-enormous-asha-de-vos Blue whales are the largest animals on the planet, but what helps them grow to the length of a basketball court? Asha de Vos explains why the size of krill make them the ideal food for the blue whale — it’s as if the blue whale was made to eat krill […]
View full lesson: http://ed.ted.com/lessons/the-world-s-english-mania-jay-walker Jay Walker explains why two billion people around the world are trying to learn English. He shares photos and spine-tingling audio of Chinese students rehearsing English — “the world’s second language” — by the thousands. Talk by Jay Walker.
View full lesson: http://ed.ted.com/lessons/beware-online-filter-bubbles-eli-pariser As web companies strive to tailor their services (including news and search results) to our personal tastes, there’s a dangerous unintended consequence: We get trapped in a “filter bubble” and don’t get exposed to information that could challenge or broaden our worldview. Eli Pariser argues powerfully that this will ultimately prove […]
View full lesson: http://ed.ted.com/lessons/surviving-a-nuclear-attack-irwin-redlener The face of nuclear terror has changed since the Cold War, but disaster-medicine expert Irwin Redlener reminds us the threat is still real. He looks at some of history’s farcical countermeasures and offers practical advice on how to survive an attack. Talk by Irwin Redlener.
The world owes much of its cultural legacy to Constantinople’s walls. When Constantinople was under seige by neighboring enemies, the Roman city’s elaborate system of moats, outer walls, and inner walls stood tall. Surviving numerous fire attacks, the walls were eventually brought down by more modern tools of warfare, but, thankfully, classical culture survived. Lesson […]