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How to keep human bias out of AI | Kriti Sharma
AI algorithms make important decisions about you all the time — like how much you should pay for car insurance or whether or not you get that job interview. But what happens when these machines are built with human bias coded into their systems? Technologist Kriti Sharma explores how the lack of diversity in tech…
The secret to scientific discoveries? Making mistakes | Phil Plait
Phil Plait was on a Hubble Space Telescope team of astronomers who thought they may have captured the first direct photo of an exoplanet ever taken. But did the evidence actually support that? Follow along as Plait shows how science progresses — through a robust amount of making and correcting errors. “The price of doing…
How you can help save the bees, one hive at a time | Noah Wilson-Rich
Bees are dying off in record numbers, but ecologist Noah Wilson-Rich is interested in something else: Where are bees healthy and thriving? To find out, he recruited citizen scientists across the US to set up beehives in their backyards, gardens and rooftops. Learn how these little data factories are changing what we know about the…
How risk-taking changes a teenager’s brain | Kashfia Rahman
Why do teenagers sometimes make outrageous, risky choices? Do they suddenly become reckless, or are they just going through a natural phase? To find out, Kashfia Rahman — winner of the Intel International Science and Engineering Fair (and a Harvard freshman) — designed and conducted an experiment to test how high school students respond to…
Wearable tech that helps you navigate by touch | Keith Kirkland
Keith Kirkland is developing wearable tech that communicates information using only the sense of touch. He’s trying to figure out: What gestures and vibration patterns could intuitively communicate ideas like “stop” or “go”? Check out his team’s first product, a navigation device for the blind and visually impaired, and learn more about the entirely new…
We don’t “move on” from grief. We move forward with it | Nora McInerny
In a talk that’s by turns heartbreaking and hilarious, writer and podcaster Nora McInerny shares her hard-earned wisdom about life and death. Her candid approach to something that will, let’s face it, affect us all, is as liberating as it is gut-wrenching. Most powerfully, she encourages us to shift how we approach grief. “A grieving…
An AI smartwatch that detects seizures | Rosalind Picard
Every year worldwide, more than 50,000 otherwise healthy people with epilepsy suddenly die — a condition known as SUDEP. These deaths may be largely preventable, says AI researcher Rosalind Picard. Learn how Picard helped develop a cutting-edge smartwatch that can detect epileptic seizures as they occur and alert nearby loved ones in time to help.…
What it’s like to have Tourette’s — and how music gives me back control | Esha Alwani
Esha Alwani began writing songs when she was six years old, shortly after being diagnosed with Tourette syndrome. And she noticed something amazing: whenever she played music, her involuntary tics suddenly went away. Listen along as Alwani explores the power of music and delights the audience with an ethereal performance of her piano ballad “I’m…
How to lead a conversation between people who disagree | Eve Pearlman
In a world deeply divided, how do we have hard conversations with nuance, curiosity, respect? Veteran reporter Eve Pearlman introduces “dialogue journalism”: a project where journalists go to the heart of social and political divides to support discussions between people who disagree. See what happened when a group that would have never otherwise met —…
To detect diseases earlier, let’s speak bacteria’s secret language | Fatima AlZahra’a Alatraktchi
Bacteria “talk” to each other, sending chemical information to coordinate attacks. What if we could listen to what they were saying? Nanophysicist Fatima AlZahra’a Alatraktchi invented a tool to spy on bacterial chatter and translate their secret communication into human language. Her work could pave the way for early diagnosis of disease — before we…