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."
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."
Host Michel Martin discusses HIV and AIDS within the Latino community in the United States with Jesus Aguais of AID for AIDS International, which promotes prevention and treatment for Latin American patients. Also, Alicia Wilson, the Executive Director of La Clinica del Pueblo.
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.
Getting politicians to talk about their past and most vulnerable moments is a difficult task. But one man has managed to get more than 60 prominent politicians to talk about their first campaigns. Host Michel Martin speaks with Columbia University oral historian Jeffrey Brodsky, who wrote about this project for the Washington Post Magazine.
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.
If you think you've been hearing more about product recalls lately, you have. But if "recall fatigue" is setting in, you need to shake it off for this one: Cargill Beef Solutions is announcing a recall of about 30,000 pounds of fresh ground beef from a Pennsylvania plant because of possible contamination with Salmonella Enteritidis.
When Seun Adebiyi, a Nigerian-American lawyer and aspiring Olympic athlete, was diagnosed with a rare form of leukemia in 2009, he quickly found that it was not going to be easy to find treatment.
As he explains it, "my only chance of survival" was a stem cell transplant. These transplants either come from bone marrow or blood, and the best matches usually come from within the same ethnic group.