Traveling the Green River to Understand the Future of Water in the West
Fights over the Colorado River's most significant tributary are longstanding, intractable, and only getting worse.
Love Can Make You Stronger
A new study links oxytocin, the hormone most commonly associated with social bonding, and the one that your body produces during an orgasm, with muscle regeneration.
Redesigning Birth Control in the Developing World
How single-use injectable contraceptives could change family planning in Africa.
Are You Really as Happy as You Say You Are?
Researchers find a universal positivity bias in the way we talk, tweet, and write.