The proton gradients that power respiration are as universal as the genetic code itself, giving an insight into the origin of life and the singular origin of complexity. Why do virtually all cells ...

Gradient elution involves a programmed change in mobile-phase composition over time, transitioning from weak to strong during a separation. Linear gradients, characterized by a constant change in ...

Architects and designers are often looking for ways to make building facades and interior surfaces stand out from the crowd. But sometimes just the smallest change can have the biggest impact once you ...