The digital film reel

In the production of films for movie theaters and cinemas, digital technology is pushing the film reel aside much more slowly than it does with photography. Up until only a few years ago, mainly 35 mm cameras were being used, and sales of digital mo…

Diamond film may enable critical new sensors for bioterror fight

In this time of the chronic threat of terrorism and the possibility of war with an adversary who may be armed with biological weapons, high on the wish list of security agencies and battlefield commanders is a quick and easy way to detect the presence of dangerous biological agents. Now, with the help of a novel diamond film developed by chemists at the University of Wisconsin-Madison, the age of the inexpensive, compact sensor that can continuously scan airports, subways and battlefields for the slightest trace of biological weapons may be at hand. Coupled with modern electronics, the new sensors would not only be able to detect nearby biological agents, but also sound alarms and even call for help.