Join Andrea Thompson, an Associate Editor at Scientific American, as she dives into the future of climate policies and energy choices facing the upcoming U.S. presidential candidates. Meghan Bartels discusses the pressing issue of gun control, examining its classification as a public health crisis. Gary Stix sheds light on how immigration policies are crucial for the STEM workforce, predicting a potential shortage. Finally, Allison Parshall contrasts educational policies, focusing on the implications for student debt relief and public education funding.

Scientific American associate news editor, Allison Parshall, discusses the challenges of cleaning up the Seine River for the Paris 2024 Olympics. Topics include revitalizing polluted rivers, urban river swimming movements in Europe, and efforts to improve water quality for Olympic events.

Allison Parshall, a Scientific American associate news editor and music enthusiast, explores the fascinating evolution of singing. She discusses contrasting theories on whether singing is an evolutionary accident or essential for human connection. Parshall highlights how neuroscience reveals the distinct brain functions for speech and song. The conversation also examines the social power of singing across cultures and an innovative experiment aimed at uncovering how singing fosters emotional connections among individuals.

Allison Parshall, an associate news editor at Scientific American, dives into the mysterious world of polymetallic nodules found between Mexico and Hawaii. These ocean blobs may produce their own oxygen, challenging previous understandings of deep-sea ecosystems. Parshall discusses the ecological implications of mining these nodules for metals like manganese and cobalt, and raises intriguing questions about the role of life versus chemistry in oxygen production. This groundbreaking research opens up fascinating avenues for exploration in science and environmental impact.

Scientific American associate news editor Allison Parshall discusses the resurgence of the truly wild Przewalski's horse, once considered extinct, with successful conservation efforts. Topics include the unique features of the breed, recent online trends, cloning, and reintroduction efforts in Kazakhstan.