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Cancer cells, it turns out, reflect light in a particular, polarized way that mantis shrimp can see. A tiny camera based on the shrimp's eye might help doctors better visualize tumors during surgery.

Many of London's expensive homes are owned by obscure foreign companies. Critics say the city has become a haven for those hiding ill-gotten gains, and the government is starting to respond.

Arkansas, a Bible Belt state that emphasizes abstinence-only in high school, is launching a mandatory program in its colleges and universities on strategies to prevent unplanned pregnancy.

American Sikhs faced an onslaught of violence and hate crimes following the Sept. 11 attacks. In the face of renewed racist vitriol, they have devised a positive media plan.

The Minnesota Democrat recounts his journey from Saturday Night Live to the Senate — and explains why comedy works in confirmation hearings: "Comedians kind of get to the point in an effective way."

Jaha Dukureh is featured in the documentary "Jaha's Promise." She got Gambia to outlaw the practice. But could she convince her father?

A former NBA player who became a New Jersey senator sponsored a federal law banning sports gambling that New Jersey now says is unconstitutional.

The justices' decision could have huge implications for all retailers and service providers. And it will very likely come down to Justice Anthony Kennedy.

Despite his history of previously expressing support for abortion rights, Trump carefully courted social conservatives and became an unlikely champion of the anti-abortion-rights movement.

In 2011, Manal al-Sharif filming herself driving in a country where women are banned from getting behind the wheel. Driving, she says, is "a way to emancipate women. It gives them so much liberty."