Photosynthesis can take place in nature even at extremely low light levels. This is the result of a study that investigated the development of Arctic microalgae at the end of the polar night. The ...

Photosynthesis, the process by which plants, algae and certain kinds of bacteria convert solar radiation into chemical energy, must adjust itself to changes in the intensity of sunlight, so as to ...

Under the sea ice during the Arctic’s pitch-black polar night, cells power photosynthesis on the lowest light levels ever observed in nature. Most of life’s engines run on sunlight. Photons filter ...