Kim Kardashian and Donald Trump exemplify our contradictory feelings about the rich and famous. As Hidden Brain explores this week, we idolize the powerful, but also relish their downfall. D Dipasupil/WireImage hide caption

toggle caption
D Dipasupil/WireImage

How Chickens Shifted From Sacred To Diet Staple

  • Download
  • <iframe src="https://www.npr.org/player/embed/510128836/510128837" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Gene Cernan in the Apollo 17 lunar module after one of three moonwalks. NASA hide caption

toggle caption
NASA

Gene Cernan, Last Man To Walk On The Moon, Dies At 82

  • Download
  • <iframe src="https://www.npr.org/player/embed/505928876/510149694" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Researchers Unravel Strange And Contradictory Feelings About Power

  • Download
  • <iframe src="https://www.npr.org/player/embed/510047641/510047642" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript
Alex Reynolds/NPR

When The Brain Scrambles Names, It's Because You Love Them

  • Download
  • <iframe src="https://www.npr.org/player/embed/509353565/510047690" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

A NASA scientist with project IceBridge took this photo of the crack in November. John Sonntag/NASA hide caption

toggle caption
John Sonntag/NASA

An Ice Shelf Is Cracking In Antarctica, But Not For The Reason You Think

  • Download
  • <iframe src="https://www.npr.org/player/embed/509565462/510047702" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Spider Silk Is Stronger Than Steel — And Now It Can Be Made In A Lab

  • Download
  • <iframe src="https://www.npr.org/player/embed/509807212/509807251" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Anthropologist Robin Dunbar says our social networks are limited to about 150 connections. Courtesy of Robin Dunbar hide caption

toggle caption
Courtesy of Robin Dunbar

Is There A Limit To How Many Friends We Can Have?

  • Download
  • <iframe src="https://www.npr.org/player/embed/509358157/509495035" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Trees can't talk — or can they? Ecologist Suzanne Simard says tree communicate with each other in a unique way. Courtesy Suzanne Simard hide caption

toggle caption
Courtesy Suzanne Simard

How Do Trees Collaborate?

  • Download
  • <iframe src="https://www.npr.org/player/embed/509350471/509493674" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Computer scientist Avi Rubin speaking at TEDxMidAtlantic. Chris Suspect/TED hide caption

toggle caption
Chris Suspect/TED

What Happens When Hackers Hijack Our Smart Devices?

  • Download
  • <iframe src="https://www.npr.org/player/embed/509355546/509494876" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Are there ways to make traffic better in our cities? Video still courtesy TED hide caption

toggle caption
Video still courtesy TED

Can We Improve Our Transportation Network Using...Biology?

  • Download
  • <iframe src="https://www.npr.org/player/embed/509353176/509494622" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

The highly rated variety of medical marijuana known as "Blue Dream" was displayed among other strains at a cannabis farmers market in Los Angeles in 2014. Frederic J. Brown/AFP/Getty Images hide caption

toggle caption
Frederic J. Brown/AFP/Getty Images

Marijuana's Health Effects? Top Scientists Weigh In

  • Download
  • <iframe src="https://www.npr.org/player/embed/509488977/509542881" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript