Exploring the science of keeping your mind sharp as you age

Everyone wants to keep a sharp mind as they age, especially as dementia cases continue to rise. Now, a growing body of evidence suggests almost half of the key risks for cognitive decline can be prevented or delayed. Horizons moderator William Brangham explores the emerging science that can help protect against dementia with Dr. Jonathan Rosand of the Global Brain Care Coalition. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

Hurricane Isaias has strengthened into a Category 3 hurricane as it heads toward the Gulf Coast. Residents are rushing to prepare for the storm, which is packing winds up to 120 mph and is expected to make landfall Friday night. Amna Nawaz speaks with Michael Brennan, director of the National Hurricane Center, for more. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

Millions along the Gulf Coast are on high alert as Hurricane Isaias gains power and moves closer to land. Isaias is now a Category 2 storm, the first hurricane in the Atlantic basin this year. Forecasters are warning of heavy rain, damaging winds, flooding, storm surge and the possibility of tornadoes. Amna Nawaz discussed the latest with National Hurricane Center Director Michael Brennan. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

In our news wrap Thursday, a federal judge extended White House access for three news outlets until a final ruling on President Trump's press ban is reached, the Trump administration is suspending Microsoft from a green card program, accusing the tech giant of abusing the system and Ukraine says a Russian guided bomb killed at least 33 people on public buses in the eastern city of Kramatorsk. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

About 12% of Americans are now taking the blockbuster set of weight-loss medications known as GLP-1s. While their popularity continues to skyrocket, new concerns have emerged around the societal impacts these drugs are having, especially around body image. Stephanie Sy and producers Mike Fritz and Sam Lane have the story for our series, GLP-1s: Reshaping America. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

Elon Musk remains one of the more powerful and controversial figures in business, science, tech and politics. He played a central role in the early days of the second Trump administration. Now, a new documentary is chronicling Musk's rise to power and embrace of right-wing politics. William Brangham reports. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

As AI continues to reshape arts and entertainment, it's also creating a new type of producers and content providers. A Silicon Valley start-up founded by a YouTube co-founder could change video storytelling as dramatically as he changed video distribution. Special correspondent Mike Cerre reports for our arts & culture series, CANVAS. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

In our news wrap Wednesday, Christa Pike's lawyers say she is "angry and confused" after regaining consciousness following her botched execution, a congressional candidate in Arizona says she was raped while trying to repair campaign signs and Tropical Storm Isaias is expected to strengthen into the first hurricane of the 2026 Atlantic season. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

A growing body of evidence suggests that GLP-1 drugs are not only helping millions with their diabetes and weight loss, but they're also proving effective at curbing people's desire for drugs and alcohol. William Brangham reports on the researchers who are testing whether these medications can help tackle the country's addiction crisis. It's part of our series, GLP-1s: Reshaping America. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

Despite some recent improvements, millions of Americans still face significant barriers in affording GLP-1s. At the same time, many patients have found alternative, cheaper paths to get their hands on unregulated versions. Stephanie Sy reports for our series, GLP-1s: Reshaping America. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy