How climate change has powered the heat wave blanketing much of the U.S.

A massive heat dome has been spreading across much of the United States this month, with temperatures reaching historic highs. But it's not an isolated spike. In recent weeks, the country has grappled with a series of extreme weather events. Ali Rogin spoke with Bernadette Woods Placky of Climate Central for our series, Tipping Point. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

Nearly 60 years after NASA sent the first humans to ever land on our moon, the U.S. is going back with a series of increasingly difficult missions. Horizons moderator William Brangham explores the Artemis program and what new discoveries NASA is hoping to find with PBS News science correspondent Miles O'Brien, Casey Dreier of The Planetary Society and retired astronaut and engineer Leroy Chiao. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

Once a relatively obscure class of drugs used for people with diabetes, GLP-1s have now shown an impressive ability to treat obesity, which affects over 100 million Americans. Horizons moderator William Brangham explores the great promise of the drugs and the potential concerns surrounding them with Dr. Jody Dushay, Dr. Rekha B. Kumar, Dr. Anna Lembke and Dr. Ziyad Al-Aly. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

The war in Iran has cast a spotlight again on the dependence on fossil fuels. The electric grid is under growing demand, but the Trump administration has worked to roll back subsidies and incentives for some renewable energies. A new industry report finds that solar panel installations dropped by 14% this past year. Science Correspondent Miles O'Brien reports for our series, Tipping Point. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

On the latest episode of our video podcast, "Settle In," Amna Nawaz spoke to pioneering digital forensic expert Hany Farid. They discussed why disinformation spreads online, how to find reliable sources of information and why he's still hopeful about our digital future. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

All of us experience consciousness. We have thoughts and feelings, and we're aware of those acting upon us. It's the hidden internal lens through which we view the world, but why do we have this power, and are we the only ones that do? Horizons moderator William Brangham explores this defining aspect of being human with Michael Pollan, author of "A World Appears: A Journey into Consciousness." PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

PBS News Student Reporting Labs, our journalism training program, takes us to a family farm in Upper Marlborough, Maryland, to meet Cameron Oglesby. They bring you the story of her family's struggle to hold onto their land, which inspired her to want to tell stories of environmental justice. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

Pioneering digital forensic expert Hany Farid talks with Amna Nawaz about the dangers of artificial intelligence being deployed irresponsibly, why social media companies prioritize engagement over authenticity and how to sift through what's real and what's not. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

For some, artificial intelligence tools answer questions and make life more efficient. But for others, AI has become a form of companionship – a virtual friend, a therapist, even a romantic partner. Is AI a cure for loneliness? Or is this a symptom of something gone very wrong? Horizons moderator William Brangham explores AI relationships with Sherry Turkle, Justin Gregg and Nick Thompson. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy

The clash between Anthropic and the U.S. government escalated with President Trump ordering every federal agency to stop using any of the AI company's products. It came after Anthropic wanted to limit how the Pentagon used one of its AI tools. William Brangham discussed more with Michael Horowitz. He previously worked in the Pentagon, where he wrote the policy on AI weapon systems. PBS News is supported by - https://www.pbs.org/newshour/about/funders. Hosted on Acast. See acast.com/privacy