Berke piles a rotating stack of samples, like this block of resin, on her windowsill. "I really like how they look when the sun hits them."
Bear Grylls, a survival expert and host of Discovery's Man vs. Wild, explains how everyday items like lipstick and tampons can help save lives in emergency situations.
Tanikka Cunningham lends a hand to the nation's black farmers —and inspires a new generation to make its living off the land.
Here's our list of gradual, fun and doable changes, one for each week of 2012, that may just add up to some big changes in your year and life.