Southern Ocean iron cycle gives new insight into climate change

An international team of researchers analyzed the available data taken from all previous studies of the Southern Ocean, together with satellite images taken of the area, to quantify the amount of iron supplied to the surface ...

Unwanted side effect becomes advantage in photoacoustic imaging

(Phys.org) —Biomedical engineer Lihong Wang, PhD, and researchers in his lab work with lasers used in photoacoustic imaging for early-cancer detection and a close look at biological tissue. But sometimes there are limitations ...

Snapshots differentiate molecules from their mirror image

(Phys.org) —Small difference, large effect: Most biological molecules occur in two variants, an original and its mirror image. As a result, they are related to one another like the left hand to the right. For instance, ...

Cyborg Astrobiologist uses phone-cam to search for signs of life

A novel, hybrid part-human, part-machine visual system that uses a simple mobile phone camera has been developed to search for evidence of past or present life in planetary analogue sites on Earth. Patrick McGuire from the ...

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