This daily feast-and-famine cycle in oxygen availability created an intense physiological challenge for early animals, ...

Circadian rhythms are endogenous time-keeping mechanisms that regulate physiological processes in response to external light-dark cycles.

Organelles in cells were originally often independent cells, which were incorporated by host cells and lost their independence in the course of evolution. Biologists are now examining the way in which ...

Circadian rhythms are endogenous time-keeping mechanisms that regulate physiological processes in response to external ...

New imaging reveals a built-in safeguard that allows B cell populations to rapidly expand in germinal centers without ...

A team of researchers from DEWA R&D Center, Dubai has undertaken a comprehensive review of PV module degradation in desert ...