COVER

The Optimism Bias (Science)

Those rose-colored glasses? We may be born with them. Why our brains tilt toward the positive

WORLD

Faith in the Arab Spring (Egypt)

Headlines about Muslim-Coptic violence hide a more hopeful narrative emerging in the new Egypt: Islam and Christianity can live and build together

UNITED STATES

Torn Asunder (The Tornado)

For Joplin, Mo., the deadliest tornado in decades turned a peaceful Sunday evening into a horror show

LETTERS

BUSINESS

In the Pole Position (Automobiles)

Le Mans Series outlasts the competition with its jet-set fans and hot wheels

GLOBAL ADVISER

On Location (Next Time You're in ... Anhui)

Huizhou's historic villages attract film crews and artists in droves