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Astronomy and space

145–192 of 1,203 courses and talks.

TED Talk How wireless energy from space could power everything Ali Hajimiri · TED Source's player TED Talk Playful, wondrous public spaces built for community and possibility Matthew Mazzotta · TED Source's player TED Talk What gardening taught me about life tobacco brown · TED Source's player TED Talk Gourmet food for the final frontier Phnam Bagley · TED Source's player TED Talk Anti-gravity sculpture Tom Shannon · TED Source's player TED Talk A NASA astronaut's lessons on fear, confidence and preparing for spaceflight Megan McArthur · TED Source's player TED Talk Could the Earth be swallowed by a black hole? Fabio Pacucci · TED Source's player TED Talk Why Earth may someday look like Mars Anjali Tripathi · TED Source's player TED Talk How Mars might hold the secret to the origin of life Nathalie Cabrol · TED Source's player TED Talk How we found hundreds of potential Earth-like planets Dimitar Sasselov · TED Source's player TED Talk Archaeology from space Sarah Parcak · TED Source's player TED Talk Bridges should be beautiful Ian Firth · TED Source's player TED Talk Adventures of an interplanetary architect Xavier De Kestelier · TED Source's player TED Talk The Power of Spaces TED Radio Hour · TED Source's player TED Talk What's the next window into our universe? Andrew Connolly · TED Source's player TED Talk Hunting for Peru's lost civilizations -- with satellites Sarah Parcak · TED Source's player TED Talk The Romans flooded the Colosseum for sea battles Janelle Peters · TED Source's player TED Talk A smog vacuum cleaner and other magical city designs Daan Roosegaarde · TED Source's player TED Talk The Encyclopedia of Invisibility — a home for lost stories Tavares Strachan · TED Source's player TED Talk Mammoths resurrected, geoengineering and other thoughts from a futurist Stewart Brand and Chris Anderson · TED Source's player TED Talk How to go to space, without having to go to space Angelo Vermeulen · TED Source's player TED Talk A theory of Earth's mass extinctions Peter Ward · TED Source's player TED Talk Let's look for life in the outer solar system Freeman Dyson · TED Source's player TED Talk How architecture can create dignity for all John Cary · TED Source's player TED Talk A sci-fi vision of love from a 318-year-old hologram Monica Byrne · TED Source's player TED Talk How small are we in the scale of the universe? Alex Hofeldt · TED Source's player TED Talk A preview of the WorldWide Telescope Roy Gould + Curtis Wong · TED Source's player TED Talk All things are Moleeds Charles Fleischer · TED Source's player TED Talk Calculating the odds of intelligent alien life Jill Tarter · TED Source's player TED Talk Could a Saturn moon harbor life? Carolyn Porco · TED Source's player TED Talk How a blind astronomer found a way to hear the stars Wanda Diaz Merced · TED Source's player TED Talk How Syria's architecture laid the foundation for brutal war Marwa Al-Sabouni · TED Source's player TED Talk The next generation of African architects and designers Christian Benimana · TED Source's player TED Talk The outlaws of the ocean — and how we're reeling them in Tony Long · TED Source's player TED Talk Is it possible to create a perfect vacuum? Rolf Landua and Anais Rassat · TED Source's player TED Talk Learn to use the 13th-century astrolabe Tom Wujec · TED Source's player TED Talk A history of the universe in sound Honor Harger · TED Source's player TED Talk ET is (probably) out there -- get ready Seth Shostak · TED Source's player TED Talk Teach arts and sciences together Mae Jemison · TED Source's player TED Talk The hunt for a supermassive black hole Andrea Ghez · TED Source's player TED Talk Building a park in the sky Robert Hammond · TED Source's player TED Talk The search for dark matter -- and what we've found so far Risa Wechsler · TED Source's player TED Talk How do we study the stars? Yuan-Sen Ting · TED Source's player TED Talk The fundamentals of space-time: Part 2 Andrew Pontzen and Tom Whyntie · TED Source's player TED Talk The world is one big dataset. Now, how to photograph it ... Dan Berkenstock · TED Source's player TED Talk How the James Webb Space Telescope will unfold the universe John C. Mather · TED Source's player TED Talk ¿Cómo podríamos viajar más rápido que la velocidad de la luz? Miguel Alcubierre · TED Source's player TED Talk The story of Project Orion George Dyson · TED Source's player