photosynthesis

For the next 50 million years they had no leaves and conducted photosynthesis in their bare stems.

From The Wall Street Journal ● Oct. 16, 2026

Plants’ “signature trick,” the foundation of life on earth, is photosynthesis, which converts light energy into chemical energy.

From The Wall Street Journal ● Oct. 16, 2026

Eventually plants trapped so much carbon dioxide, which is necessary for photosynthesis, that CO2 levels in the atmosphere plummeted by 90%.

From The Wall Street Journal ● Oct. 16, 2026

Its species also display an unusually wide range of photosynthetic strategies, from conventional C3 photosynthesis, in which carbon dioxide is absorbed during the day, to very strong CAM.

From Science Daily ● Sep. 23, 2026

This was much more confusing than the geometry she’d studied that morning, than all the stages of photosynthesis she’d memorized or the rise and fall of ancient civilizations she’d taken notes on.

From "The School for Whatnots" by Margaret Peterson Haddix

He suspects that these minerals may have been deposited while the earth's atmosphere was in a transition state, just beginning to accumulate the oxygen that was being released by the photosyntheses of slow-living, primitive plants.

From Time Magazine Archive