Science Friday

Dr. Uché Blackstock, an emergency physician and founder of Advancing Health Equity, reflects on the legacy of racism in medicine. She discusses her new memoir, addresses the impact of environmental racism, dives into the role of black midwives and the medicalization of birth, and explores the consequences of the Flexner Report on black physicians. She emphasizes the need for education reforms in medicine to combat racism.

Scientists discover that hycean planets may have oceans of magma instead of water. The podcast also explores the history and psychology of trash talk, its effects on performance, and the concept of mental toughness as a response to it.

Each fingerprint on our hand may not be as unique as previously believed, according to a study using artificial intelligence. Honey is being explored as a potential eco-friendly substitute for silicon in computer components, showing promise in the development of memristors. The durability and potential applications of this new computer component are also discussed.

The FDA approved the first CRISPR-based therapy for sickle cell disease. Pharmaceutical companies offer two gene therapies, Casgevy and Lyfgenia, but they come with hefty price tags. Over 100,000 Americans have sickle cell disease. What other diseases can CRISPR cure and can we reduce the costs of gene therapy treatments?

Scientists in Ecuador are uncovering and describing new species of tarantulas to protect them from threats like mining and the illegal pet trade. They discuss the unique behavior of the 'Satan' tarantula and the process of classifying new species. The podcast also explores the importance of understanding tarantula diversity for conservation efforts. Additionally, the hosts discuss a research project that examines the role of colors and patterns in animal communication, including a study on how stripes on termites affect the behavior of jumping spiders. They also touch on fascinating research using tiny GoPros and GPS trackers to study spider behavior in their natural habitat.

Scientists are uncovering 'dark matter' carcinogens that may be contributing to rising cancer rates. Traditional methods of detecting carcinogens are falling short. Chemicals found in air pollution are thought to prime mutated cells to become cancerous. Dr. Siddhartha Mukherjee discusses the future of cancer research and the impact of inflammation and macrophages on cancer development. AI is being used to uncover hidden carcinogens and the importance of reducing air pollution is highlighted.

Syphilis cases have seen a significant increase since 2018, especially congenital syphilis. Other STI levels remain stable. The world's largest deep-sea coral reef, called Million Mounds, stretches for hundreds of miles in total darkness but thrives with life.

This podcast explores the unique senses of animals and how they experience their environment, including the use of echolocation by bats. The author of the book 'An Immense World' discusses the impact of writing about animals on his connection with nature. The podcast also delves into the mysterious magnetic sense of animals and the challenges of studying it. Practical steps to being more sensitive to other animals are also discussed.

Animation can teach deaf children to read, spell, and talk, but many shows are not accessible to them. Melissa Malzkuhn's Motion Light Lab at Gallaudet University is creating ASL-focused children's media. The podcast discusses ASL access in childhood, the science of learning, and the first animated TV series with signing characters.

A discussion on a mysterious canine respiratory illness affecting dogs, exploring its potential causes and impact on young and vulnerable breeds. Researchers are working to understand the illness, analyze samples, and identify the potential pathogen, while reassuring dog owners to stay updated and talk to veterinarians for guidance.