Minutes matter when a surgeon is deciding how much tissue to remove. Yet for centuries, medical imaging has leaned on stains and dyes that take time and change what you are trying to study. During ...

In the 1980s, an oscilloscope was typically a bulky affair with a large CRT, and a heavy power supply. So it probably grabbed a lot of attention in 1983 when Calvert Instruments Incorporated ran an ad ...

Add Yahoo as a preferred source to see more of our stories on Google. New DART pocket-scope maps DNA and proteins using deep-UV light, offering fast, label-free imaging for medicine and research.