Explore Episode Segments
A new study suggests that 3-D mammography detects more cancers than traditional digital mammography. But the technology is expensive, and there's no indication yet that it catches more dangerous cancers, or is saving more lives.
Relman called the American health care system a "new medical-industrial complex." We remember him here with two archival clips.
Marinade myths, charcoal chemistry, and the elusive "smoke ring"—the science behind barbecue and grilling.