We begin the three-part series A Day in the Life, today spotlighting the common chemistry of morning.

A look back at how outsiders have influenced medicine throughout time.

The impact of the Civil War can still be seen politically, socially, and economically, but its influence on medicine is often obscured.

In the 1920s a pioneering journalist summoned the might of American women to revive a Nobelist’s career.

In the 1930s a pride- and faith-fueled dispute between two Nobel Prize–winning physicists spilled onto the front page of the New York Times.

To fight air pollution, officials first had to convince Californians that carmakers were the enemy, not cars.