The stuff of science-fiction, a device that has the ability to smell, yes smell, out cancerous cells that gives credence to the abilities of dogs to sniff out cancer cells. The noses of dogs are so sensitive they can tell between healthy and cancer cells and with our technology, we have been able to do the same. Researchers at NASA have come up with an electronic nose that has the ability to detect particles from ten to sixty parts per million particles. Designed and tested on the space shuttle to monitor the atmosphere for dangerous compounds that can be life threatening in such a confined space as, well space. (more…)