Algorithms are designed to make medicine more accurate. But when race is factored in, they can worsen inequality. NOVA is available to stream on pbs.org and the free PBS App, available on iPhone, ...

Similar to humans and other animals with higher intelligence, the executive center of a bird's brain allows them to strategize and organize ideas. NOVA is available to stream on pbs.org and the free ...

Diseases that were largely eradicated in the United States a generation ago—whooping cough, measles, mumps—are returning, in part because nervous parents are skipping their children's shots. NOVA's ...

Billions of years ago, Mars’ Jezero Crater held a lake fed by rivers that could have carried minerals and maybe even organic matter. On Earth, places like that are teeming with microbial life. NOVA is ...

This is read by an automated voice. Please report any issues or inconsistencies here. BBC’s five-part series “Human” premieres Wednesday as part of the PBS series “Nova,” following paleoanthropologist ...