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Video thumbnail: PBS NewsHour Big data meets modern medicine in a life-saving equation

PBS NewsHour

Big data meets modern medicine in a life-saving equation

There are so many ways to spend money on health care, but which offer the most?

Big data meets modern medicine in a life-saving equation

Video thumbnail: PBS NewsHour Democrats debate liberal credentials on the trail in N.H.

PBS NewsHour

Democrats debate liberal credentials on the trail in N.H.

Sen. Bernie Sanders and Hillary Clinton traded charges over who's more progressive.

Democrats debate liberal credentials on the trail in N.H.

Video thumbnail: PBS NewsHour How a critical mass of women can change an institution

PBS NewsHour

How a critical mass of women can change an institution

What happens when a critical mass of women wield power and influence in public life?

How a critical mass of women can change an institution

Video thumbnail: PBS NewsHour Mosquito breeding grounds is front line in Zika fight

PBS NewsHour

Mosquito breeding grounds is front line in Zika fight

The Zika virus has been found in more than 25 countries.

Mosquito breeding grounds is front line in Zika fight

Video thumbnail: PBS NewsHour Sweden's welcome to refugees disturbed by violent backlash

PBS NewsHour

Sweden's welcome to refugees disturbed by violent backlash

Protests and violent incidents carried out by right-wing vigilantes cause disturbances.

Sweden's welcome to refugees disturbed by violent backlash

Video thumbnail: PBS NewsHour Three-parent DNA treatment for rare defect raises debate

PBS NewsHour

Three-parent DNA treatment for rare defect raises debate

When women have defective mitochondria, their children can inherit fatal problems.

Three-parent DNA treatment for rare defect raises debate

Video thumbnail: PBS NewsHour What does Yahoo’s downsizing mean for its future?

PBS NewsHour

What does Yahoo’s downsizing mean for its future?

Yahoo has long struggled for a strategy to satisfy investors, consumers and the markets.

What does Yahoo’s downsizing mean for its future?

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