Many of us slather sunscreen on in the summer to keep sunburns at bay. But new materials can improve sunscreens without adding more of the sticky, greasy compounds we all hate. The surprising origin of those new ingredients? Wood!  Solutions is made with funding and featuring scientists from 3M, Ascend Performance Materials, Baker Hughes, BASF, Dow, DuPont, Procter & Gamble, PPG, Royal DSM, SABIC, Solvay, and W. L. Gore & Associates, none of whom influenced any editorial decisions.