The Executive Director, Kathleen Martin, tells guest host Alex Guye why some sea turtles end up, cold-stunned, on Nova Scotia's shores.

Boris Worm drops by from Dalhousie University to explain new data to guest host Alex Guye.

Robert Huish talks with Alex Guye about a new analysis of 30 years of political violence in the US. It finds more incidents by left-wing attackers than right-wing attackers, so far in 2025 -- the first time this has happened in data they covered going back to the mid-1990s. Here's the analysis > https://www.csis.org/analysis/ideological-trends-us-terrorism

He speaks with guest host Alex Guye.

Elder and linguist Bernie Francis talks with guest host Preston Mulligan about Centralization. This policy, enacted in 1942, attempted to get all the Mi'kmaq in Nova Scotia to locate in either Sipekne'katik or Eskasoni. Bernie says, before that, Mi'kmaq were documented living in more than 50 communities around the province. Recordings of now-deceased elders suggest centralization allowed church leaders to more effectively prohibit use of the Mi'kmaw language.

Our oceans guy, Boris Worm, tells guest host Alex Guye about the new Planetary Health Check from the Potsdam Institute. And about the available solutions to the problems we face.

The Mainstreet Spinbusters - Barbara Emodi, Chris Lydon and Michelle Coffin - drop into Studio A to talk with guest host Alex Guye.

Arad tells Mainstreet's producer Alex Mason how he ended up putting a satellite into orbit, and why.