November 22, 2024
On the 50th anniversary of Lucy’s discovery, paleoanthropologists reflect on what she taught us about ourselves. Plus, divers have recovered seeds of a long-lost rye variety from a 146-year-old shipwreck in Lake Huron. And, a potato researcher explains potato varieties, potato nutrition, and some tubular tuber facts.
12:00
How Whales Evolved From Land To Water, Gene By Gene
Marine mammals like whales and dolphins lost the function of 85 genes in the transition from land to water.
34:10
The Bitter Truth: The Taste Of Biodiversity
These botanists want you to make your own cocktail bitters with ingredients you’ve never heard of.
17:24
The Latest IPCC Report: A Global Warning On Ice And Oceans
Ice and oceans worldwide are already being reshaped by a changing climate, affecting everything from weather to fisheries to coastal communities.
The Basics Of Bitters
Sure, bitters make cocktails taste great. But that’s just the start.
11:55
A Battle Over Auto Emissions And The Global Climate Strike
President Trump is wrestling with the state of California over who gets to define auto emissions standards for carmakers: California or the federal government?
11:59
A Troubling Decline In North American Birds
A study says the bird population in North America today may be almost 3 billion birds smaller than in 1970.
23:47
How Would Humanity Survive A Sci-Fi Disaster?
Journalist Mike Pearl investigates what the world would look like after technology breakdowns, a real-life Jurassic Park, and other sci-fi doomsday scenarios.
9:58
How Feets Of Dexterity Change The Brain
New research on the brains of people who paint with their toes reveal how our limbs affect our internal maps from birth.
34:06
How The Fashion Industry Is Responding To Climate Change
More and more industries are responding to climate change. Will fashion brands follow suit?
Is That Really Your Sister Calling?
How hackers and technology will evolve together.
6:35
A Clamp Down On Hurricane Dorian Data
Scientists were threatened with firings after the National Weather Service projections for Hurricane Dorian contradicted President Trump’s tweets.
5:33
Wind Turbines Leave Behind Hard-To-Manage Waste
Wind turbines are great at producing green energy. But when they reach the end of their life-span, their blades are incredibly difficult to recycle.
12:07
The Bubbles At The Center Of The Milky Way
A million years ago, the black hole at the center of our galaxy burped. Now, scientists are exploring what the resulting bubbles might say about our kinship with other galaxies.
17:36
Rats Learn To Hide And Seek
Neuroscientists say they can learn a lot by observing brains at play.
17:09
How Geometry Shaped The World
Science historian Amir Alexander shares how Euclidean geometry came to influence politics, art, and the nature of cities.
34:45
Why AI Is A Growing Part Of The Criminal Justice System
From facial recognition to emotion detection to risk assessments, AI is guiding the decisions of police departments and courtrooms across the country.
How Linear Perspective Made Florence’s Famed Dome Possible
Learn how a mirror and a painting helped design Brunelleschi’s Dome in this excerpt from “Proof!” by Amir Alexander.
Engineering A Fix For The Great Pacific Garbage Patch
Students will consider the impact the Great Pacific Garbage Patch on the environment and marine life—and design a waste-catching device.
7:39
A Dimming Plan For Lighting Efficiency
The Trump administration plans to roll back efficiency plans that would have decreased the use of incandescent light bulbs.
4:23
Are Florida’s Nursing Homes Prepared For Hurricanes?
Florida has one of the largest nursing home populations in the country. But it’s struggling to meet new preparedness guidelines.