Walt Meier, research scientist at the National Snow & Ice Data Center at the U of CO, Boulder, joined Buck Oct. 12 to help explain how it is that ice cover in Antarctica is growing, even as Arctic ice is melting and the planet is warming.

Otters are painting at the Great Lakes Aquarium! Bob chatted recently with Tara Lieberg, otter keeper at the aquarium in Duluth, about how the otters, Zhoosh & Anang, are making art with childrens' finger paints. Their paintings are for sale at the aquarium and online.

Mary Bue, Duluth singer/songwriter, visited Studio A with her keyboard to chat and play her original songs on WTIP for the first time. She was joined by local musician Bump Blomberg. Her new album is called "An Apple in the Ocean."

Bob visited Oct. 5 with musicians Keith Secola and Briand Morrison about an event to help restore George Morrison's painting, "Dawn and Sea," the artist's gift many years ago to the Cook County Schools. The painting is going on tour with the Minnesota Museum of American Art to museums across the country. Keith, who was inducted into the Native Music Hall of Fame in 2011, played a few songs and talked about his new album, "Life is Grand."

Buck spoke Oct. 5 with Ben Penner, farm director at Open Arms MN, about the organic farm they started three years ago to supply their kitchens with fresh, nutritious food. Open Arms is a nonprofit that serves people with serious illness like multiple sclerosis, cancer, AIDS, and others, by delivering healthy meals right to their homes.

Buck Benson & Dave Seaton welcomed local musician Barbara Jean to Studio A Sept. 28, fresh from her Mountain Stage performance and release of her new album, "The Great Escape." She was joined by David Huckfelt, guitarist for The Pines.

Dave Seaton chatted Sept. 28 with Bob King, Duluth News-Tribune photographer, astronomer, and author of the Astro Bob blog. They covered everything from northern lights (fall's the best time to see them) to Mars Curiosity to getting enough sleep while working days and stargazing at night.

Buck chatted Sept. 28 with Dr. Sam Wasser, director of the Center for Conservation Biology at the U of Washington, about an amazing group of dogs that assist in wildlife research by sniffing out scat for study.

Local singer-songwriter Eric Frost dropped by Studio A Sept. 21. He chatted with Buck and Bob and played several original tunes, accompanied by local musician Bill Hansen.

Jody Allen Crowe, longtime educator and founder of Healthy Brains for Children, joined Buck Sept. 21 to talk about the prevalence of fetal alcohol syndrome and the devastation caused by prenatal exposure to alcohol.  Learn about his experiences, and his efforts to educate people and encourage women to find out if they're pregnant before they take a drink.