The New Horizons Mission blasted off toward Pluto in 2006; it's on course to arrive in Pluto's neighborhood in 2015. Mission leader Alan Stern discusses the journey of the spacecraft, and why he thinks Pluto is still a planet. Plus, the mission to get Pluto on a commemorative stamp.
This is SCIENCE FRIDAY. I'm Ira Flatow. Camilla is a 300-pound female gorilla in her 30s who lives in the San Diego Zoo. Now, what sets Camilla apart from the rest of the troop is that she became the first gorilla to have its entire genome sequenced.
When you crunch into a potato chip or take a spoonful of chocolate mousse what you experience is more than just the taste of the food. In her book Taste What You're Missing, Barb Stuckey discusses why truly experiencing food involves all five senses and offers tips on how to get more enjoyment from your next meal.
Reporting in Cell Metabolism, researchers write that when people who lead relatively sedentary lives worked out the DNA in their muscle fibers changed almost immediately. Scientists also found caffeine had the same effect on isolated rodent muscles. Study co-author Juleen Zierath discusses the DNA modifications.
The Department of Education's top civil rights official, Russlynn Ali, speaks with host Michel Martin about a new report. It finds students of color have less access to high-level classes, their teachers are often paid less than those of white students in same district, and suspension rates for black students are disproportionately high.