New test measures corn nitrogen needs with greater accuracy

The soil fertility tests farmers have used for decades to measure nitrogen levels don't account for the vast majority of the nitrogen in soils, so Iowa State University scientists helped develop a new test that yields more ...

Discovering what makes durian stink

Researchers at the Leibniz-Institute for Food Systems Biology at the Technical University of Munich (Leibniz-LSB@TUM) have confirmed the presence of the rare amino acid ethionine in a plant—or more precisely, in the fruit ...

Folded paper creates portable lab for field laboratory tests

Monitoring and tracking biological threats or epidemics require the ability to carry out medical and laboratory tests in the field during a disaster or other austere situations. Expensive laboratory equipment is often unavailable ...

Petry finds missing ingredient to spark the fireworks of life

Most people can name at least a few bones of the human body, but not many know about the cytoskeleton within our cells, let alone the "microtubules" that give it its shape. Now, a group of Princeton researchers has resolved ...

'Volumetric' imaging method reveals chemical content

A "chemical imaging" system that uses a special type of laser beam to penetrate deep into tissue might lead to technologies that eliminate the need to draw blood for analyses including drug testing and early detection of ...

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