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If you drive a car with LED matrix lighting, you hardly have to remember to do anything with your headlights. These smart lights know when and where to light up. But there is a catch.

Will Smith has officially entered the Matrix—well, sort of. The Hollywood star surprised fans by dropping a teaser for his upcoming music video Beautiful Scars, in which he’s fully decked out as Neo.

The study of excited state dynamics and photochemical reactions in matrix-isolated compounds is a fascinating area of research that explores how molecules behave when they are excited by light.

Cells also secrete various proteins that become part of the extracellular matrix or are involved in ... of different enzymes to catalyze metabolic reactions. Enzymes are proteins, and they make ...