PBS News Hour - Science

From the light bulb to the iPhone, American inventions have rocketed around the world thanks to their innovation and ingenuity. But some American innovators, including women and people of color, have largely been overlooked. Horizons moderator William Brangham explores why America has been such fertile ground for creative minds with Sujai Shivakumar and Eric S. Hintz. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

As the country celebrates its 250th anniversary, rising seas and coastal erosion are putting some of America's most historic places at risk. For our ongoing series, Tipping Point, special correspondent Ben Tracy with Climate Central reports from Jamestown, Virginia, where archaeologists are racing to uncover America's past before it's washed away. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

Dangerously high temperatures are set to scorch much of the country as a brutal heat wave bears down on the East Coast and Midwest. Hundreds of cities could hit record highs by Friday, when more than 175 million Americans will face either major or extreme heat risk, according to the National Weather Service. Geoff Bennett discussed more with Jeff Berardelli, a meteorologist at WFLA in Tampa Bay. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

They're in our pockets, workplaces, homes and schools — screens are everywhere. Americans are spending more than seven hours a day looking at screens. What is this doing to our well being? And does all this screen time affect different generations differently? Horizons moderator William Brangham explores what we know and don't know with researchers Kostadin Kushlev and Courtney K. Blackwell. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

In a 7-2 ruling, the Supreme Court sided with the manufacturer of Roundup, overturning a Missouri jury award for a man who claimed the herbicide caused cancer. The decision is expected to block thousands of similar lawsuits across the country. Geoff Bennett discussed more with Dr. Chadi Nabhan, author of "Toxic Exposure: The True Story behind the Monsanto Trials and the Search for Justice." PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

As businesses adopt artificial intelligence, fears of a wave of job displacement continue to grow. A new nonprofit called RAISE US aims to bring together states, major businesses and AI firms to prepare workers, companies and local economies for what's to come. It's a bipartisan effort, co-founded by Republican Eric Holcomb and Democrat Gina Raimondo. Amna Nawaz discussed more with Raimondo. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

More than half of the continental U.S. is facing drought conditions. But other parts of the country are facing the opposite problem. Extreme weather conditions can have major impacts on farmers and their crops at a time when they're already facing high production costs. Paul Solman recently traveled to southern Georgia to hear from some of those farmers. It's for our series, Tipping Point. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

The world's glaciers are receding at an alarming rate, losing more than a trillion tons of ice a year. Fueled in part by climate change, it's driving sea levels higher, which could threaten coastal communities around the world. One man, alongside his family, has seen the melt firsthand every year for nearly half a century. Special correspondent Ben Tracy of Climate Central reports. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

While most scientific research has focused on men, when it comes to parenthood, it's all about mothers. But new research shows that men undergo profound changes biologically and psychologically when they become fathers. Horizons moderator William Brangham explores the surprising science of "Dad Brain" with Darby Saxbe. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

A growing body of research suggests popular weight-loss drugs like Ozempic and Wegovy may also help treat or prevent certain cancers. It's the latest unexpected benefit to be associated with GLP-1s, which are now taken by one-in-eight American adults. William Brangham reports.

PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy