High resolution images from the Swedish Solar Telescope gives scientists a new view of a sunspot's penumbra.

Scientists originally used 'radio' to refer to devices that employed electromagnetic radiation.

A bill approved by the House Committee on Appropriations cuts funding for NASA's James Webb Space Telescope in 2012. (The bill has not yet been approved by the full House and Senate). Ira Flatow and guests discuss the status of the...

Atmospheric scientist John Wallace says he's cautious to link weird weather to global warming.

Bit.ly's Hilary Mason talks about services sites hope to provide by collecting online browsing data.

How much of someone else's work should artists be able to use? How much should they pay for it? Is copyright law stuck in the age of analog?

Medical historian Dr. Howard Markel and STD expert Dr. Peter Leone discuss the history of syphilis.

Proponents of the field of "narrative medicine" believe the humanities could help doctors be better caregivers.

Pediatric oncologist and novelist Chris Adrian talks about his new novel, The Great Night.

Dr. H. Gilbert Welch discusses his book Overdiagnosed: Making People Sick in the Pursuit of Health.

New reports question whether scientific evidence against the prime suspect was ready for court.

Maryn McKenna, author of Superbug, discusses the possible origins of the strain.

Existing ideas of how neurons send and receive information may not be complete.

Research plays on tricks of the brain to explore how people see their own bodies.

We move our eyes three times a second, over 100,000 times each day. Why isn't life blurrier?

If a genetically engineered crop crosses with a wild relative, could a more robust weed result?

Understand the system, how it works, and what you need to know about the airport security screening technology. Audio lecture addresses the concerns of the public with this new screening technology. [12:16]

Ross Stein, a geophysicist with the USGS, explains the connections between quakes and tsunamis.

This week's video pick looks at a robotic printer that can produce books to order.

Nearly half of American adults say they rarely get a good night's sleep, according to a new poll.

Medical historian Howard Markel traces descriptions of epilepsy through the millenia.

When it comes to engineering tissues, the cells are doing the work, says bioengineer Gordana Vunjak-Novakovic.

How aging infrastructure and outmoded communications hobble the electrical grid.

We'll talk about the art and science of several films out this summer, from documentaries chronicling an astronomy project, to a mass-market blockbuster featuring antimatter in a supporting role.