Events like the mass shooting that killed 12 people and wounded dozes more in Aurora, Colorado can remind survivors of past massacres about their experiences. Edward Smith, a reporter with the Denver Post at the time of the Columbine shooting, and callers talk about what's been learned.
People diagnosed with conditions including autism, Alzheimer's and dementia often wander. Dean King of Outside Magazine, Robert Koester of the Virginia Department of Emergency Management, and Dr. James Harris talk about why, and the challenges of search and rescue missions to find them.
Headlines today about one of the latest statements from the regime of Syrian President Bashar Assad have tended to focus on the news that a spokesman says the government would never use chemical or biological weapons against its own people.
The stories take two angles: One, that this confirms Syria has such weapons; two, that it's good the regime says it won't use them on civilians.
Of course, the regime has also pledged to abide by a ceasefire brokered by former U.N. Secretary-General Kofi Annan, and in the ensuing weeks the bloodshed in Syria has continued.
There's enough DNA in the human body to stretch from the sun to Pluto and back. But don't confuse DNA with your genes, says writer Sam Kean.
"They are sort of conflated in most people's minds today but they really are distinct things," he tells Fresh Air's Terry Gross. "Genes are like the story and DNA is the language that the story is written in."
Britain's Abdul Buhari competes in the discus at the European Athletics Championships last month. With the Olympics coinciding with Ramadan, Buhari and many other Muslim athletes are postponing their fasting until after their events.
Hundreds of Muslim athletes are participating in the London Olympics, which officially begin Friday. But along with travel and other logistics, they're also adjusting to Ramadan, the holy month that requires them to fast.
As a child, astronomer Jill Tarter would walk along the beaches of western Florida with her father and look up at the stars.
"I assumed, at that time, that along some beach on some planet, there would be a small creature walking with its dad and they would see our sun in their sky, and they might wonder whether anyone was there," she tells Fresh Air's Dave Davies. "But I never thought about it professionally until graduate school."
The NCAA laid out severe penalties against Penn State University today - in light of a child rape scandal. The school's football team has been banned from post-season play, docked scholarships, fined heavily, and stripped of past victories. Michel Martin discusses the penalties with Sports Illustrated's Pablo Torre.
This is TELL ME MORE, from NPR News. I'm Michel Martin. Coming up, the NCAA has leveled severe penalties against Penn State for failing to stop former assistant football coach and convicted sexual predator Jerry Sandusky. We'll have the latest on that story in a few minutes.