17:03
Investigating Animal Deaths At The National Zoo
When an animal dies at Washington, D.C.’s National Zoo, a pathologist gathers clues about its health and death from a necropsy.
16:32
Answering Your Questions About Monday’s Eclipse
On April 8, a total solar eclipse will plunge parts of North America into darkness. Scientists answer the questions you asked.
11:44
The Engineering Behind Why The Bridge In Baltimore Collapsed
We look into the engineering reasons why the Francis Scott Key bridge collapsed after a ship crashed into it.
7:22
Mapping Out How Viruses Jump Between Species
A new analysis finds that more viruses spread from humans to animals than from animals to humans.
9:53
How ‘3 Body Problem’ Explores The Laws Of Physics
Particle accelerators, nanofibers, and solar physics: The science advisor for the Netflix adaptation breaks down the physics in the show.
12:08
In Defense Of ‘Out Of Place’ Plants
In her new book, Jessica J. Lee looks at how humans have moved plants around the globe–and how our migrations are intertwined with theirs.
17:29
The Complicated Truths About Offshore Wind And Right Whales
Officials say offshore wind turbines aren’t killing North Atlantic right whales. So why do so many people think otherwise?
17:17
Our Inevitable Cosmic Apocalypse
We revisit a 2020 interview with cosmologist Katie Mack about how the universe could end. Plus, remembering psychologist Daniel Kahneman.
16:41
The Bumpy Road To Approving New Alzheimer’s Drugs
After a controversial Alzheimer’s medication was discontinued, a new anti-amyloid drug receives extra scrutiny from the FDA.
11:39
UN Report Confirms 2023 Was Hottest Year On Record
The World Meteorological Organization’s report confirms last year had the highest temperatures on record and predicts an even hotter 2024.