Gardenia (genipin) blue is the fourth natural food color additive to be approved by the FDA this year. This is how it's made.

While humans can escape the heat by seeking shade or shedding layers, plants remain rooted in place. So how do they survive ...

Protein gives you energy thanks to amino acids. Learn why researchers want to reassess daily protein recommendations and what protein does in the body.

Super Agers author Eric Topol unpacks the rise of biological age tests—from organ clocks to immune system clocks—and how they might revolutionize early diagnosis of disease ...