Tuesday, Feb. 24, 2009 | The Kojo Nnamdi Show

They're the building blocks of our criminal justice system: little pieces of evidence like fingerprints, hair and DNA samples. But a new report cites serious flaws in how this evidence is most commonly collected, analyzed and interpreted...

Scientists recently declared that they cracked the genetic code of all 99 known strains of the common cold virus. While this news is a clear victory for sciences, it doesn't necessarily mean that a cure for the cold is right around the...

His name is little-known in America, but Anthony Benezet made some of the most forceful arguments for abolishing the slave trade in the 18th century. Hear how Benezet translated ideas from Enlightenment philosophy, African travel...