Tacking—a maneuver used to sail a boat against the wind, changing direction in a zig-zag fashion—is one of the most difficult ...

Gain-of-function experiments are ingrained in the scientific process. In many instances, the benefits that stem from gain-of-function experiments are not immediately clear. Only decades later does the ...

Countercurrent chromatography systems were tested and combined to optimize their capacity for handling non-polar and polar substances.