Science Friday

Clean energy hubs receiving $7B to develop low-emission hydrogen fuel. Formula One teams stripping paint off cars to reduce weight and gain milliseconds.

Exploring the secret lives of cats through the use of cat cameras. Researchers track the movements and behaviors of outdoor domestic cats. Cat behavior specialist discusses the limitations of cat cameras and what can be learned from recording their secret lives. The podcast also delves into cat feeding behaviors, meowing communication, and the mysteries of what cats do when unsupervised.

Learn about the triumphs, tragedies, and obstacles faced by the first six women astronauts in America. Discover how they made their mark on the space program and the barriers they had to overcome. Explore the groundbreaking missions, tragic losses, and records set by Judy Resnick, Kathy Sullivan, Anna Fisher, and Shannon Lucid. Discuss the possibility of a woman walking on Mars and Sally Ride's legacy as the first LGBTQ astronaut. uncover the impact and untold stories of these trailblazing women.

Dr. Eugenia Cheng discusses the question of whether math is real and its role in daily life. The podcast explores the nature of mathematics, its connection to physics, and its presence in nature and music. It also emphasizes the importance of encouraging math questions and providing help to improve math skills.

Researchers are developing nasal spray vaccines to cover multiple variants of SARS-CoV-2. Dr. Eric Topol discusses the advantages of nasal vaccines and the potential of mRNA technology in treating various diseases, including cancers and autoimmune disorders.

Debate about human arrival to North America 22,000 years ago. Solar storms affect bird migration. Ants getting ensnared in plastic. Climate change improving Bordeaux wine. Annular solar eclipse and safe viewing methods.

The podcast discusses the threat of saltwater intrusion in the Mississippi River, which could contaminate drinking water. It also explores Kenya's geothermal energy boom, its potential to power Africa, and the government's investments in geothermal exploration.

Collaboration between artists and scientists at an HIV conference resulted in artwork based on research. A sculpture, titled Untransmittable, represented the negative effects of global HIV policy. The podcast explores the evolution of HIV prevention strategies and the accessibility of treatment. The significance of art in addressing HIV-related issues and the need for a cure is discussed.

The podcast explores the growing trend of full-body MRI scans endorsed by celebrities and marketed directly to consumers. It discusses the potential harms of these scans, including false positives and unnecessary procedures. The risk of radiation exposure and potential cancer from subsequent tests is also examined. The episode delves into the use of imaging in medical screenings and diagnostic imaging, with a focus on the impact on cancer diagnosis rates. The challenges in determining cancer screening guidelines and the need for randomized trials are also explored.

Dr. Joe DeRisi specializes in solving medical mysteries, like the case of a woman with a parasitic worm in her brain. He discusses the use of metagenomic sequencing to identify brain infections and shares insights on the power of metagenomics in discovering new viruses and unknown illnesses. The podcast also highlights the importance of worldwide deployment of sequencing technology to detect and monitor emerging diseases.