What do roosters' combs and cows' eyeballs have that our skin needs? Let's add another chapter to the chemistry of skin care. Today we explore a special and unusual acid that has some surprising and unique abilities when used in skincare applications.
Aug 20
What’s the dark side of air conditioning?
Could a cheaper, more environmentally friendly refrigerant already exist, and could corporate lobbying be helping keep it out of American air conditioners? Why did the chemicals once hailed as safe alternatives become environmental villains, and are their replacements actually mu ... Show More
53m 21s