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Chinese tree ring researcher Huiming Song collects a core sample from a tree in central China.

Episode 189: Tree ring research tracks the history of the Asian monsoon

Jul 3, 2019 Tree ring science helps University of Arizona researchers look at Asian rainfall trends over four centuries in the past.
New University of Arizona sleep research suggests children with Down syndrome who experience poor sleep may have a harder time learning to communicate.

Episode 188: Sleep, memory, language, and Down syndrome

Jun 28, 2019 New research suggests a link between poor sleep and difficulty learning to communicate in children with Down syndrome.
A University of Arizona professor is studying chemicals in our water and is researching methods to eliminate them.

Episode 187: New ways to eliminate dangerous chemicals

Jun 20, 2019 Developing new methods to eliminate dangerous chemicals from the environment.
Studying how metaphors enhance our daily speech.

Episode 186: How metaphors make language more colorful

Jun 14, 2019 Using metaphor to add context to language.
That was one massive volcanic burst and now just the lips of the volcano rise above sea level. The white parts along the ridge lines are cliff-hugging buildings.

Episode 185: Dating a volcanic eruption using tree rings

Jun 6, 2019 Using tree rings to date an ancient volcanic eruption in the Mediterranean.
Researching new methods to recover brain tissue lost after a stroke.

Episode 184: Stroke and the Immune System

May 30, 2019 Revealing how stroke affects our body's immune system.
Relocating rattlesnakes such as this one can sometimes create new problems.

Episode 183: When Wildlife and Development Clash

May 23, 2019 What really happens when urban development clashes with Arizona wildlife?
Animal cognition researchers are discovering how dogs learn to recognize their owners while ignoring strangers.

Episode 182: How Does Your Dog Recognize You?

May 16, 2019 Your dog perceives the social world in much the same way that people do.
A colony of embryonic stem cells, from the H9 cell line (NIH code: WA09). Viewed at 10X with Carl Zeiss Axiovert scope. (The cells in the background are mouse fibroblast cells. Only the colony in the centre are human embryonic stem cells)

Episode 181: The Potential of Embryonic Stem Cells

May 9, 2019 Examining how stem cells could potentially protect against lifetime health issues.
OSIRIS-REx captured pictures of particles around Bennu earlier this year.

Episode 180: A Plume of Particles on Bennu

May 3, 2019 New photographs from the asteroid Bennu reveal a rare find.
Smartphones can connect people, or create a distance.

Episode 179: Why Are We So Attached to Our Phones?

Apr 26, 2019 UA researcher David Sbarra thinks our evolutionary history may help explain our modern addiction.
UA ecosystem professor Laura Meredith discusses her research at Biosphere 2.

Episode 178: Studying Micro-Organisms at Biosphere 2

Apr 18, 2019 A University of Arizona professor is using Biosphere 2 to better understand micro-organisms help create our landscapes.
A lone saguaro silhouetted against the sunset on Tumamoc Hill.

Episode 177: Science on Tumamoc Hill

Apr 12, 2019 Tumamoc Hill in Tucson, Arizona is rich in both history and science.
A University of Arizona professor is researching the relationship between neural activity and blood oxygen level.

Episode 176: Blood and the Brain

Apr 8, 2019 Mathematical models can help reveal the relationship between brain activity and oxygen levels in the blood.
Ruins at Chaco Canyon, Nageezi, New Mexico.

Episode 175: A New Understanding of Chaco Canyon

Mar 28, 2019 New archaeological data from Chaco Canyon is helping us get a better understanding of its ancient civilization.
This image shows a PiB-PET scan of a patient with Alzheimer's disease on the left and an elderly person with normal memory on the right. Areas of red and yellow show high concentrations of PiB in the brain and suggest high amounts of amyloid deposits in these areas.

Episode 174: Unlocking the Answers to Questions Behind Alzheimer's Disease

Mar 21, 2019 When will it be possible to detect Alzheimer's before the onset of symptoms?

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