Tales of shipwrecks from around the world

President Trump's war on Canada is intensifying -- from high tariffs and import bans to public personal attacks. How Canadians view Trump's trade war -- and the future of U.S.-Canada relations. *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

The South is the fastest-growing region in the U.S., with states like Georgia and Texas seeing a surge of younger and more diverse people. Experts say that could mean generational political shifts in the Sun Belt. *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

More than 20% of all farmland in Iowa is owned by someone, or some company, out of state. That's pushing land prices up, and it's becoming a major issue in the governor's race. *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

AI is solving some of the toughest math problems in the world, including ones that have stumped mathematicians for decades. What it means for human ingenuity when there are no more hard problems left to solve. *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

Marine archaeologist Sean Kingsley has explored more than 350 shipwrecks -- from pirate ships in the Bahamas to British India Steam Navigation ships off the coast of Ireland. We ask him what discoveries he’s made so far and what else he hopes to find. *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

On Point news analyst Jack Beatty on why Democrats need to embrace the "sticky symbolism" of billionaire private jets. *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

A more diverse distribution of money and power could potentially benefit people of all ages. But to get there, what steps can we take toward intergenerational justice? *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

Since 2017, the number of CEOs in their late 60s has doubled for Fortune 500 companies. What happens when our country’s most powerful business leaders don’t retire? *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

The Baby Boomer generation holds most of the country’s wealth. The top 10% of Boomers have some $55 trillion in assets. What effect does that lopsided wealth have on our economy and society? *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

Old voters dominate the ballot box in local, primary, and at times, national elections. They ensure issues like Social Security and Medicare drive the national conversation. How strong is this group's sway on electoral politics in the U.S.? *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint