Search Results for: ted

A streetlamp powered by … algae?

Invention

A streetlamp powered by … algae?

on

The glowing, neon green lamp you see above is the invention of French biochemist Pierre Calleja, who had the crazy idea of using algae to power otherworldly, tube-shaped streetlamps that double as homes for this growing gloop. In a talk at TEDxLausanneChange, he explains the process behind the invention. You may remember photosynthesis from biology class — if not, Wikipedia will []

Adelaide, Australia, in pictures: Jason Sweeney shares his favorite sights (and sounds)

Gallery

Adelaide, Australia, in pictures: Jason Sweeney shares his favorite sights (and sounds)

on

As part of this TED profile, we asked Jason Sweeney to make audio recordings at his favorite places in his home city of Adelaide, Australia. Here, hear the sounds of the city — and enjoy the accompanying photographs, shot by Kristin Alford, with commentary by Sweeney.  [soundcloud url=”http://api.soundcloud.com/tracks/112426817″ params=”” width=” 100%” height=”166″ iframe=”true” /] Read []

My City: sound artist Jason Sweeney on life in Adelaide

Ideas

My City: sound artist Jason Sweeney on life in Adelaide

on

Jason Sweeney lives and works in Adelaide, Australia, a city he describes as “a prototype for what a developed city in the western world could be like.” Here, he describes his life in the city. Also, see and hear his favorite Adelaideian spots in the photoessay by Kristin Alford, accompanied by audio snippets of the []

How to trust intelligently

Culture

How to trust intelligently

on

“The aim [in society] is to have more trust. Well frankly, I think that’s a stupid aim,” says Baroness Onora O’Neill in today’s talk, What we don’t understand about trust. She argues that the aim to build more trust is a cliché, and instead what we need is more trustworthiness. Below O’Neill gives a more []

In praise of ignorance

Science

In praise of ignorance

on

“Science, we generally are told, is a very well-ordered mechanism for understanding the world, for gaining facts, for gaining data,” biologist Stuart Firestein says in today’s TED talk. “I’d like to tell you that’s not the case.” Instead, Firestein proposes that science is really about ignorance — about seeking answers rather than collecting them. He []

Elizabeth Loftus on embedding false memories in U.S. soldiers

Science

Elizabeth Loftus on embedding false memories in U.S. soldiers

on

“We can’t reliably distinguish true memories from false memories,” declares psychologist Elizabeth Loftus in today’s talk. She’s spent the past forty years studying the memory, and has reached some mind-blowing conclusions about what we know, and what we think we know. Here, she shares more detail about her work, and suggests further reading for anyone []

Want to know more about the unreliable nature of memory? Read this

Science

Want to know more about the unreliable nature of memory? Read this

on

Elizabeth Loftus studies false memories. As she describes in her TED Talk, The fiction of memory, she has implanted erroneous memories of childhood trauma into adult study subjects as part of her work. She has pinpointed failures in eyewitness testimonies. She’s found that misinformation can reshape taste preferences. And, she’s found that people in stressful []