Add Yahoo as a preferred source to see more of our stories on Google. A breakthrough in cryo-optical microscopy lets scientists freeze cells within milliseconds, capturing fleeting signals with high ...

MONDAY NIGHT: Partly cloudy, not as cold as recent nights. Winds: Southwest 5-10 mph. Low: 16. Clouds will break at times allowing some periods of sunshine in what’s been a cloudy December so far. Low ...

Microscopes have long served as windows into the hidden world of cells, revealing their shape, activity, and chemistry. Yet watching life at this scale has always involved trade-offs. To capture the ...