Is there a limit to human endurance? Science says yes

From the Ironman triathlon to the Tour de France, some competitions test the limits of even the toughest endurance athletes. Now, a new study of energy expenditure during some of the world's longest, most grueling sporting ...

New imaging technique captures ever-changing world of metabolites

(Phys.org) —What would you do with a camera that can take a picture of something and tell you how new it is? If you're Berkeley Lab scientists Katherine Louie, Ben Bowen, Jian-Hua Mao and Trent Northen, you use it to gain ...

Performing cellular surgery with a laser-powered nanoblade

To study certain aspects of cells, researchers need the ability to take the innards out, manipulate them, and put them back. Options for this kind of work are limited, but researchers reporting May 10 in Cell Metabolism describe ...

New insights into the earliest events of seed germination

Plant seeds may strike the casual observer as unspectacular—but they have properties that are nothing short of superpowers. In a dry state they can store their energy for years and then suddenly release it for germination ...

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