 Chemical biologist David R. Liu shares his lab's breakthrough development: tools that can rewrite DNA. This crucial step in genome editing takes the promise of CRISPR to the next level: if CRISPR proteins are "scissors," programmed to cut specific DNA sequences, then base editors are "pencils," capable of rewriting one DNA letter into another. Learn more about how these molecular machines work -- and their vast potential. Watch »  The Silent Generation, baby boomers, Generation X, millennials, Gen Z -- we're all in the workforce together now. How are our assumptions about each other holding us back from working and communicating better? In this thoughtful, funny talk, social psychologist Leah Georges shows how we're more similar than different and offers helpful tactics for navigating the multigenerational workplace. Watch » |  Here's a shocking statistic: 50 to 80 percent of people in the criminal justice system in the US have had a traumatic brain injury. In the general public, that number is less than 5 percent. Neuropsychologist Kim Gorgens shares her research into the connection between brain trauma and the behaviors that keep people stuck in the revolving door of criminal justice -- and some ways to make the system more effective for everyone. Watch »  How often do you think about the air you're breathing? Probably not enough, says entrepreneur and TED Fellow Romain Lacombe. He introduces Flow: a personal air-quality tracker that fits in your hand and monitors pollution levels in real time. See how this device could help you track and understand pollution street by street, hour by hour -- and empower you to take action to improve your health. Watch » | |
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