On this edition of IEEE Spectrum Radio, Jean Kumagai visits the Atacama Path Finder Experiment - the largest radio telescope in the southern hemisphere. Despite low oxygen levels and bad weather, astronomers are able to measure electro-magnetic radiation at millimeter wavelengths which allows them peer into the center of interstellar clouds.

Back on Earth, new digital projectors are making it easier and cheaper to show three-dimensional films. With the adoption of a standard by seven movie studios in early 2006, cinemas now feel confident investing in new projector technologies. Instead of shipping heavy reels of film, studios now only need to send a file on a hard disk - greatly reducing distribution costs.

And while movie goers are enjoying movies in new dimensions, large corporations are dealing with a new threat in the form of targeted trojan horse attacks. Find out how criminals are making money from trojan horses, and how computer novices are dealing with another threat: spyware.

This program was originally broadcast on IEEE Spectrum Radio.