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May 17, 2024
The latest breast cancer screening guidelines move the recommended age to start mammograms from 50 down to 40. How are these decisions made? Plus, early data from the DESI collaboration suggests that dark energy, which powers the universe’s accelerating expansion, may evolve over time. And, scientists are breeding wine grapes that will grow in Iowa’s climate in hopes of expanding the state’s wine industry.
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.
Neil deGrasse Tyson On Exploring Cosmic Frontiers
In Space Chronicles, Tyson argues that space exploration is vital to human progress.
‘Galileo’ Lives In A New Production
F. Murray Abraham stars in an off-Broadway production of Bertolt Brecht’s ‘Galileo.’