Model, mother, and cosmetics maven

Actor, entrepreneur, and philanthropist

The best starchy staples, chosen by experts in the field

The first person to have reached the South Pole, the North Pole, and Mt. Everest's summit within the span of one year

The best colleges help save the earth by making students stick their hands in it

In conversation with a vegan ultra ultramarathoner

Horticulture experts recommend some offbeat but easy-to-grow fruits and vegetables

We asked sanitation experts to name their favorite planet-preserving solutions

Next time you plan to celebrate hard, mitigate the morning-after misery