Science Friday

Karmella Haynes, a pioneering researcher in synthetic biology and epigenetics, shares her unique journey in engineering molecular machines to combat cancer cell growth. She discusses her creative approach to presenting research and the significant early results in enhancing tumor suppressor gene functions. Karmella, along with her colleague David Katz, addresses the interdisciplinary challenges and biases in science, particularly for women and minorities. Personal anecdotes reveal how her upbringing shaped her bold pursuit of innovation in a traditionally unwelcoming field.

Robert Ballard, a National Geographic Explorer-at-Large known for discovering the Titanic, shares captivating tales of underwater exploration. He discusses the evolution of technology in oceanography, including robotics used to uncover historic shipwrecks. Ballard emphasizes the collaborative efforts needed between scientists and engineers to explore deep seas. He also reflects on the importance of engaging youth in science and the profound thrill of discovering hidden treasures beneath the ocean's surface.

Dr. Jonathan Ungar, a dermatologist and director at Mount Sinai's Waldman Melanoma and Skin Cancer Center, joins the hosts for an enlightening discussion on sunscreen. He breaks down the differences between mineral and chemical sunscreens, revealing their effectiveness against UV rays. Listeners learn about common skin sensitivities and the importance of patch testing. Ungar also highlights the outdated U.S. sunscreen regulations and the need for scientific input to drive changes. Practical advice on sunscreen application and debunking vitamin D myths adds to the informative session.

In this discussion, paleontologist Dr. Steve Brusatte from the University of Edinburgh offers a thrilling perspective on the new film, delving into the quest for dinosaur blood as a plot element. He shares the unique challenges of blending paleontology with filmmaking, ensuring that dino depictions balance authenticity and creativity. Brusatte also highlights evolving portrayals of scientists in film and the implications of using dinosaur blood for open-source heart medicine, addressing real-world issues of accessibility. Plus, he teases exciting new dinosaur concepts for future installments!

Rose Guingrich, a psychology researcher at Princeton University, joins the discussion about the growing phenomenon of AI chatbot companions. She highlights how these chatbots, while providing emotional support and combating loneliness, can also foster dangerous dependencies, especially among youth. Insights into the emotional connections users form with these digital friends reveal a complex interaction—can they truly replace human companionship? The conversation also emphasizes the necessity for regulations to ensure safe and responsible use of these technologies.

Geologist Steve Squyres, a professor at Cornell University and lead investigator of the Mars Exploration Rover mission, shares captivating stories from his groundbreaking work. He recounts the intense challenges faced during the launch preparations, including parachute failures and communication glitches. Together with NASA engineer Jennifer Trosper, they discuss the emotional highs and lows of the rover landings. Squyres emphasizes the vital importance of teamwork and innovation in overcoming obstacles to unveil Mars's watery past.

Dr. Katie Edwards, a professor of social work at the University of Michigan and director of the Interpersonal Violence Research Laboratory, discusses her lawsuit against the NIH after devastating cuts to her research funding. She highlights the emotional turmoil faced by scientists in violence prevention and mental health fields. Edwards emphasizes the importance of fighting for integrity in science and the implications of these funding decisions on marginalized communities. Her journey reflects both despair and a determined push for change in the scientific landscape.

Dr. Federica Bianco, an astrophysicist at the University of Delaware and deputy project scientist for the Vera C. Rubin Observatory, shares her insights on the telescope's recent stunning images. These unprecedented pictures reveal around 10 million galaxies, showcasing dynamic cosmic events and our evolving understanding of the universe. Bianco discusses the observatory's mission to study dark matter and energy, as well as an innovative app that enhances the astronomical experience, making it accessible and engaging for everyone.

Dr. Kiran Musunuru, a leader in translational research, and Dr. Rebecca Ahrens-Nicklas, a pediatrician focused on genetics, join the discussion about a groundbreaking gene-editing treatment for a baby with a life-threatening disorder. They explain how CRISPR technology was tailored specifically for this case and share the emotional journey of the family involved. The conversation also touches on the scalability of such treatments, funding challenges, and the critical role of responsible media coverage in shaping public understanding of this medical advancement.

Join Carli Peters, a postdoctoral researcher at the University of Algarve specializing in ZooMS, as she uncovers the secrets of Australia's extinct megafauna. From giant wombats to bizarre marsupials, she discusses how ancient collagen analysis provides insights into their extinction around 50,000 years ago. Peters dives into the connections between these species and early human presence, also touching on broader ecological changes. Alongside astrophysicist Till Sawala, they explore new findings about our Milky Way's future, making for captivating cosmic and ecological revelations!