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November 1, 2024
Running a marathon is a major physical feat. One expert answers listener questions about how it impacts the body and mind. Plus, the Clean Air Act gave the U.S. some of the world’s cleanest air. But with industrial zones and climate change, it's not protecting everyone. And, an author and naturalist discusses chicken intelligence and her experience raising a flock in New Hampshire.
Mount Everest Still Holds Mysteries For Scientists
On an upcoming trip, scientists will re-measure the peak’s altitude–a stat still under dispute.
Adam Riess: One Cosmic Puzzle Solved, Many To Go
Nobel Prize-winning astrophysicist Adam Riess discusses the mysterious force known as dark energy.
Sizing Up America’s High-Tech Talent
A panel of experts debate whether there is a shortage of scientists and engineers in America.
Studying Locomotion With Rat Treadmills, Wind Tunnels
For some scientists, a regular day at the office is training a guinea fowl to run on a treadmill.
Planet Or Not, Pluto’s Getting A Visitor
An update on the New Horizons Mission to Pluto.
Can An Early Spring Confuse Nature’s Clock?
Tom Turpin and Kristin Schleiter discuss how an early spring can affect flower buds and bees.
Dark Matter Just Got More Mysterious
A smashup between two galaxy clusters left an unexpected amount of dark matter in its wake.
A Workout Can Change Your DNA
New research shows that strenuous exercise can change your genes to boost energy metabolism.
How To Get More For Your Bite
A look at how genes, anatomy, history and culture affect the food choices we make.
Gorilla Genome Sheds Light On Human Evolution
A study in Nature finds that gorillas are more like humans than previously thought.