Episode 315: How minerals tell the story of an evolving Earth
Gems and minerals can be a time machine for the planet.

Gems and minerals can be a time machine for the planet.
The rocks, fossils, and mountains around us tell a fascinating story.
Tree ring researchers are finding clues to how global warming is affecting the Arctic Ocean.
University of Arizona wind tunnels are used to investigate what happens to objects traveling at hypersonic speed.
The explosion near the Pacific island nation of Tonga was one of the biggest volcanic eruptions in decades.
Plants can deliver messages to insects or other plants.
Researchers are trying to find answers to loosen up the supply chain logjam.
How the Biosphere's ocean environment is being updated to mimic the impact of global warming on coral reefs.
Two long-time University of Arizona astronomers are awaiting the launch of the James Webb Space Telescope.
University of Arizona researchers are following the path our mind travels during our wandering thoughts.
University of Arizona sociology professor James Shockey is researching why people accept or reject mask-wearing mandates.
COVID-19 vaccines were approved for children ages 5 to 11 in late October.
The proposed Aspera mission will chart the territory between galaxies from Earth orbit.
A Tucson-based startup wants to help expand ultrasound technology in nations that face major healthcare challenges.
Civilian space travel is bringing new opportunities to learn how the human body reacts to the space environment.
A major new study is focusing on why people's brains age differently.
Experts believe a warming climate could see microbes evolve to more effectively feed the soil.
Studies are revealing how people responded to changes brought about by the pandemic.
A University of Arizona-invented program enables scientists around the world to access and manage big data sets.
Experts believe the advent of quantum technology will steadily improve our communication capabilities.
Saturn holds special interest for the new director of the University of Arizona's Lunar and Planetary Laboratory.
Resarchers are testing a connection between an enzyme similar to rattlesnake venom and deadly cases of COVID-19.
Medical researchers who connect diabetes with obesity think the liver plays a key role.
Some theorists believe life on Earth originated among the stars.
A debate over sound that went viral on the internet is helping scientists understand how we interpret the world around us.
This year's monsoon has already included the wettest July on record in Tucson.
A University of Arizona researcher combined his interest in engineering and science into a company that helps build radio telescope attennas.
Scientists around the world are trying to unravel the mystery of dark matter in the universe.
How the brain responds to learning through repetition.
Repeat: Scientists continue to investigate how COVID-19 affects our senses and changes the way we interact with society.