All Things Considered

Weekdays, 4-6:30pm and Weekends, 5-6pm

Since its debut in 1971, this afternoon radio newsmagazine has delivered in-depth reporting and transformed the way listeners understand current events and view the world. Every weekday, hosts Melissa Block, Michele Norris, and Robert Siegel present breaking news mixed with compelling analysis, insightful commentaries, interviews, and special -- sometimes quirky -- features. Guy Raz hosts a one-hour edition of the program on Saturday and Sunday.

What makes a great teacher great? That's the question at the heart of 50 Great Teachers, from the NPR Ed Team.

Diana Agrest believes architecture is so much more than a marriage of form and function. For more than four decades, she's been trying to get her students to believe that too.

Bird flu has been striking chicken and turkey farms in parts of the West and Midwest. This past week, it hit a flock of millions egg-laying chickens in northeastern Iowa. Update 4/22/2015: The USDA now says that around 3 million birds were affected in the Iowa facility — down from a previous estimate of 5 million.

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At the Gulf State Park Pier in Orange Beach, Ala., Wetzel Wood casts his fishing line into the rough surf of the Gulf of Mexico. He pulls his bait, a cigar minnow, through the water just beyond where the waves break for the shore.

"On a good day you'd catch king mackerel, Spanish mackerel," he says. Wood first learned to fish at the pier with his grandfather in 1969. "I've seen a lot of different things out here. It's been wonderful."

Copyright 2015 NPR. To see more, visit http://www.npr.org/.

Fifty years ago this week, a chemist in what is now Silicon Valley published a paper that set the groundwork for the digital revolution.

You may never have heard of Moore's law, but it has a lot do with why you will pay about the same price for your next computer, smartphone or tablet, even though it will be faster and have better screen resolution than the last one.

Copyright 2015 NPR. To see more, visit http://www.npr.org/.

Transcript

ROBERT SIEGEL, HOST:

Copyright 2015 NPR. To see more, visit http://www.npr.org/.

Transcript

ROBERT SIEGEL, HOST:

In 2009, I was among the scrum of reporters covering the controversial advice from the U.S. Preventive Services Task Force that women in their 40s think twice about regular mammograms. The task force pointed out that the net benefits in younger women were small and said women should weigh the pros and cons of screening before making a decision.

The U.S. Supreme Court hears legal arguments next week in the legal battle over same-sex marriage. It's an extraordinarily high-stakes clash, but the men and women at the center of it see themselves as incredibly ordinary. The 12 couples and two widowers include doctors, lawyers, an Army sergeant, nurses and teachers.

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