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Since late June 2019, Tucson Water has been recharging treated wastewater into the dry channel of the Santa Cruz River, creating a riparian oasis.

Episode 342: The hunt for hidden water contaminants

Oct 28, 2022 Testing for PFAS in Arizona groundwater.
Maya village and temple ruins in Mexico.

Episode 341: Learning from ancient societies

Oct 21, 2022 Understanding how past societies flourished and ultimately fell can tell us something about current issues and problems.
Illustration of DART mission. A smaller satellite depicted on the right will record the collision and send data to Earth.

Episode 340: Smashing into an asteroid to test planetary defense.

Sep 23, 2022 NASA’s DART mission will send a satellite to a crash with an asteroid.
Senior hikers.

Episode 339: Unlocking the mystery of the aging brain.

Sep 16, 2022 Studies show 14 percent of Americans show signs of dementia as we grow older.
Cell phones give users immediate access to intense debates and discussions.

Episode 338: Examining how far technology has changed social discourse

Sep 9, 2022 Why do certain social media platforms encourage bad social behaviors?
Human brain illustration

Episode 337: What happens to the brain when neurons malfunction?

Sep 2, 2022 Experimenting with fruit flies and mice to isolate a protein that affects neurons in the brain.
Coping with lost sleep

Episode 336: Determining the real cost of loss of sleep

Aug 26, 2022 Sleep researchers are finding catching up on lost sleep doesn’t always help.
Worker inside the Large Hadron Collider project in Switzerland.

Episode 335: Investigating the properties of particle physics

Aug 19, 2022 Scientists are resuming their studies of sub-atomic particles at the Large Hadron Collider in Europe.
Japan-manufactured organic solar cell.

Episode 334: Researching and developing organic solar cells

Aug 12, 2022 Scientists are exploring how solar technology can deliver electricity more efficiently.
Zebra Finches

Episode 333: How certain birds can help us understand the development of Parkinson’s in humans

Aug 5, 2022 Frequency of birdsong in Australia is helping medical researchers find out more about the onset of Parkinson’s Disease.
Genetic research

Episode 332: Investigating how genetic and environmental factors combine to develop complex diseases

Jul 29, 2022 A look at how genetic and environmental factors combine to develop complex diseases.
Monsoon rain falls in southern Arizona.

Episode 331: The Special Smell of the Desert

Jul 22, 2022 The smell of a monsoon rain is more than just refreshing.
Illustration of Capstone near-Moon satellit.

Episode 330: Tracking objects in distant Earth orbit

Jul 15, 2022 Satellites, space junk, and space craft are filling the void between Earth and the Moon.
Stomach cancer illustration

Episode 329: Making strides in the fight against stomach cancer

Jul 1, 2022 Stomach cancer is only the fifth leading cancer affecting people in the United States, but it much more common worldwide.
U. S. health officials say 75 percent of migraine sufferers are women.

Episode 328: Solving the mystery behind migraine headaches

Jun 24, 2022 Researchers have found migraine headaches emerge from triggers both inside and outside the brain.
Cancer detection illustration.

Episode 327: Lowering the cost of detecting cancer

Jun 17, 2022 Researchers have spent years finding how to examine cancerous cells without taking them out of the body.

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