Light beam replaces blood test during heart surgery

A University of Central Florida professor has invented a way to use light to continuously monitor a surgical patient's blood, for the first time providing a real-time status during life-and-death operations.

Slower snowmelt in a warming world

As the world warms, mountain snowpack will not only melt earlier, it will also melt more slowly, according to a new study by scientists at the National Center for Atmospheric Research (NCAR).

Volcanic hydrogen spurs chances of finding exoplanet life

Hunting for habitable exoplanets now may be easier: Cornell University astronomers report that hydrogen pouring from volcanic sources on planets throughout the universe could improve the chances of locating life in the cosmos.

Nano 'sandwich' offers unique properties

Rice University researchers have modeled a nanoscale sandwich, the first in what they hope will become a molecular deli for materials scientists.

Recovering predators and prey

If you build it, they will come. That's historically been a common approach to species recovery: Grow the prey population first and predators will quickly return. As it turns out, that's not quite the case. A new study has ...

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