It’s getting harder to see

It's a question that seems impossible to grapple with, but scientists won't take no for an answer. In this collaboration with Scientific American, we take on the big bang and a whole bunch of seemingly impossible questions. Guests: Rachel Feltman, host of the Science Quickly podc ...  Show more

An astrophysicist uses the motion of the stars to argue that a single story has been told for 100,000 years. A cognitive anthropologist has questions. Guests: Ray Norris, astrophysicist; Manvir Singh, cognitive anthropologist at the University of California, Davis For show transc ...  Show more

By 2050, half the world will be nearsighted. Researchers tracking the spread of this eye condition (also called myopia) have a few hypotheses about why it's happening. Learn more in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.c ...  Show more

By 2050, half the world will be nearsighted. Researchers tracking this eye condition (also called myopia) have a few hypotheses about why it's happening. Learn more in this classic episode of BrainStuff, based on this article: https://health.howstuffworks.com/human-body/systems/e ...  Show more

Myopia, or nearsightedness, is on the rise in children as a result of reduced time outside and screen usage. TED Radio Hour host Manoush Zomorodi talks to Maria Liu, an optometrist, about how to slow down this progression and how adults can protect their eyes, too. See pcm.adswiz ...  Show more

In part three: host Manoush Zomorodi explores how our tech habits are causing our eyes to change shape—to elongate—which causes nearsightedness. She investigates why rates of myopia among kids are soaring. She speaks with Maria Liu, an optometrist with a quest to slow down the pr ...  Show more