Switching gears now. By now, most students are settled into the new school year, so we wanted to talk about bringing technology into the nation's schools. The Los Angeles Unified School District - the nation's second-largest school system - has started ruling out a $1 billion effort that will put iPads in the hands of all of its students. Education leaders around the country are paying close attention to this experiment to see whether these devices engage students or just distract them.
I don't know about you, but I'm a little troubled when I hear about people who watch multiple screens. You know what I'm talking about. Maybe you're watching a movie at home while live tweeting, or while keeping track at a ballgame. At least movie theaters are a sacred space, immune to these changes.
Sure, Bob Newhart may have won his first Emmy for guest-starring as Professor Proton on the hugely popular show The Big Bang Theory, about four young scientists at Caltech. But behind the scenes is a real-life professor, David Saltzberg of UCLA.
Saltzberg studies high-energy particle physics and high-energy neutrino astronomy, using radio-detection techniques when he's not working as The Big Bang Theory's science consultant.
Stephen Crohn, a man best known for staying alive during the early days of the AIDS epidemic, died Aug. 23 at age 66. Throughout his lifetime, the New York artist helped researchers uncover vital clues about HIV and how to stop it.
Crohn's partner was one of the first people to die from AIDS in 1978. Over the years, Crohn watched boyfriends and acquaintances die from the disease. But he never got sick.
Knowing that there was something unique about himself, Crohn volunteered to be studied.
The first time Jackson Landers spotted a black widow spider on his front porch, he was transfixed. The nature writer grew curious about the poisonous arachnids and even kept one as a pet in a jar for months.
"When you're confronted by this deadly, venomous thing day after day, you can't help but become interested in it," Landers tells NPR's Arun Rath.
An official assessment of the damage caused by news leaks about government surveillance programs suggests that terrorist groups are changing their communication methods in response to the disclosures, according to officials at the National Security Agency.