Malala Yousafza has been accepted to Oxford University. The human rights advocate and Nobel laureate will study philosophy, politics and economics.

And a new study finds it's also bad for their health.

Our friendship was an improbable one. Hailing from the United States and Japan, we were steeped in our respective countries' questions of environmental science and public policy some 7,000 miles apart. One of us had been sporting suits and heels in Washington, while the other nested amongst New Zealand's otherworldly landscapes.