On Today's Podcast
How do you figure out if microplastics are affecting pregnancy?
Microplastic researchers are trying to find answers about pressing health concerns while navigating the challenges of a new field of science.
Listen NowAugust 21, 2026
Microplastics have been found throughout the body, including in placentas and reproductive organs. What does that mean for pregnancy? Plus, little red dots appear all over images from the James Webb Space Telescope. They may belong to a new cosmic category called black hole stars. And, environmentalists and tribes are using state-level public trust doctrines to fight development.
From Shaking Palsy to Parkinson’s: Defining a Neurodegenerative Disease
An excerpt from “Brain Storms: The Race to Unlock the Mysteries of Parkinson’s Disease.”
From Atop an Ecuadorian Peak, an Epiphany About Nature
An excerpt from “The Invention of Nature: Alexander von Humboldt’s New World.”
Go Out And Observe the Moon!
Observe the moon each day for one month, map the moon’s features, simulate lunar impacts, and explore lunar science in this resource from NASA’s International Observe the Moon Night (InOMN), an annual worldwide celebration of lunar science and exploration.
12:29
Testing Ocean DNA, Americans Pass a Science Quiz, and Polar Bear Diets
KQED’s Lauren Sommer talks testing ocean DNA and other science news stories from this week.
24:14
The Science Of Story Time
Studies have shown that talking with your child promotes literacy. Now a new study in “Psychological Science” suggests reading to them may give them an even bigger edge.
9:01
Does Air Pollution Deflate Urban Bikers’ Health?
A new study is mapping how much air pollution city bikers encounter on their daily routes.
29:53
Meet Homo Naledi, Another Long-Lost Relative
Deep in a South African cave, in the so-called “dark zone” where no light penetrates, paleoanthropologists have made an extraordinary find: more than 1,500 bones, from at least 15 hominin individuals.
16:43
Science and Diplomacy
What role can science and scientists play in negotiating global issues?
Pedaling Through Pollution
Using biometric sensors, a wearable pollution monitor, and GPS, the a new study will detail cyclists’ exposure to toxins as they bike through city streets.
11:49
Arctic Climate Change, Pot Pesticides, and Student Data
Brooke Borel, from “Popular Science,” shares her top stories from this week in science, and “New York Times” reporter Natasha Singer debates the pros and cons of collecting student data.
4:39
Macroscope Video: A Cure for the Colorblindness Blues
Using gene therapy, visionary researchers Maureen and Jay Neitz may have finally created a cure for the colorblindness blues.
28:56
A Tribute to Oliver Sacks
Neurologist, writer, motorcycle racer, weightlifter, swimmer, and enthusiast of ferns, cycads, cephalopods and minerals—Oliver Sacks was a modern day Renaissance man.
11:47
How I Spent My Summer Vacation: Teacher Edition
Teachers Nell Herrmann and Tchnavia Merrick tell us about their science-filled summer vacations.
16:54
The Forgotten History Of Autism
In his new book, “NeuroTribes,” science writer Steve Silberman documents how politics and self-promoting scientists have altered our understanding of the condition over the years.
16:35
Is Modern Dating the Worst?
How text messages, profile pictures, and changing expectations factor into modern dating.
A Cure For The Colorblindness Blues
Using a virus-based gene therapy and a group of highly trained monkeys, Maureen and Jay Neitz may have created a cure for colorblindness.
A Vaginal Ecologist’s Crusade Against HIV in Women
Sharon Hillier is using her expertise in women’s nether regions to bring an HIV-prevention drug—targeting females—to market.
17:25
Putting Scientific Research to the Test
Out of 100 psychology studies, researchers were able to reproduce the original results in less than half.