In this episode we learn about yoga and acupuncture.

For more than a century ozone therapy has been a source of false hope for the sick and ill-gotten gains for the crooked.

Too much coffee actually can kill you, but that’s not the most important thing about the chemistry of coffee.

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.