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Peter Singer: How Can We Be More Effective Altruists?

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Marla Aufmuth/TED

Abigail Marsh: Are We Wired To Be Altruistic?

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TEDMED

Cheryl Steed: Can Altruism Be Learned?

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Modern psychology shows that we all have a little bit of Narcissus in us. Most of us like people who remind us of ourselves — whether that is someone else with the same name or the same birthday. Renee Klahr hide caption

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Renee Klahr

Cloud eggs: It's not just Instagrammers who find them pretty. Chefs of the 17th century whipped them up, too. Then, as now, they were meant to impress. Maria Godoy/NPR hide caption

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Maria Godoy/NPR

Cloud Eggs: The Latest Instagram Food Fad Is Actually Centuries Old

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NadaMoo!'s Birthday Cake Cookie Dough vegan frozen dessert uses coconut milk as its base. Because of its fat and sugar content, many vegan dairy producers say coconut is simply the easiest vegan platform to build a milk or cream out of. But almond milk is also a common choice, in part because it's so popular with consumers. Courtesy of NadaMoo! hide caption

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Courtesy of NadaMoo!
Marla Aufmuth/TED

Elizabeth Lesser: Why Is It So Hard To Ask For — And Offer — Forgiveness?

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You're born with roughly 9,000 taste buds, and they're very good at regenerating — which is why you can recover the ability to taste just days after burning your tongue. But that changes as we age. CSA Images/Getty Images hide caption

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CSA Images/Getty Images

The elaborate Alnwick Garden in northeast England includes a "Poison Garden" that showcases plants with killer properties. Visitors are invited to look but not touch or even smell. Joanne Silberner for NPR hide caption

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Joanne Silberner for NPR
Marla Aufmuth/TED

Marco Annunziata: What Will Human-Machine Collaboration Mean For Our Jobs?

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Video Still Courtesy Of The TED Conferences

Maurice Conti: Can Machines Think And Feel For Themselves?

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Bret Hartman/TED

Erik Brynjolfsson: In A Race With Machines, Can We Keep Up?

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Scorpix/TEDx Brussels

Jeremy Howard: Will Artificial Intelligence Be The Last Human Invention?

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Adam Cole/NPR

Peep Show: Watch Us Calculate The Speed Of Light With Stale Easter Treats

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The laces on the left are tied in a strong knot that lies horizontally. The laces on the right are tied in a knot that makes the bow lie vertically and which, according to new research, can come untied more easily. Meredith Rizzo/NPR hide caption

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Meredith Rizzo/NPR

Untangling The Mystery Of Why Shoelaces Come Untied

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A visitor to the Robert Mondavi Winery in Napa Valley, Calif., attends a wine tasting class. Unlike food — which gives us sensory cues like crunchy and hot, as well as tasting, say, salty — with wine, it's all about tiny differences in taste and smell. The danger is in getting too poetic. Charles O'Rear/Getty Images hide caption

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Charles O'Rear/Getty Images
Bret Hartman/TED

Dalia Mogahed: How Does Speaking Up Change Minds?

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Dian Lofton/TEDxNewYork

Adam Galinsky: What Drives Us To Speak Up?

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Molecules in wine stimulate thousands of taste and odor receptors, sending a flavor signal to the brain that triggers massive cognitive computation involving pattern recognition, memory, value judgment, emotion and, of course, pleasure. Alex Reynolds/NPR hide caption

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Alex Reynolds/NPR
Josh Hemond

Kevin Breel: What Can Depression Teach Us About Comedy?

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