The police have arrested about 200 people in Jos, where this week dozens of herdsmen slaughtered hundreds of people in a brutal act of sectarian retribution.

Palestinian leaders meeting with Vice President Joseph R. Biden Jr. condemned a decision by Israel on new housing, but still spoke of participating in peace talks.

The announcements by Ingersoll-Rand and Royal Dutch Shell come as the U.S. is pressing for new sanctions.

Geneticists said the new research shows it is now possible to sequence the genome of a patient at reasonable cost and with sufficient accuracy to be of practical use to researchers.

The review aims to help the U.N. climate change panel avoid the kinds of errors that have brought its work into question in recent months, officials said Wednesday.

A virtual futures exchange is being assembled to allow people to bet money on a film’s box office success.

In the London Evening Standard this week Winnie Mandikizela-Mandela described her former husband as a figurehead who had made a bad deal with South Africa’s former white rulers.

The new standards, which experts said could well be adopted by a majority of states, would replace the nation’s checkerboard of locally written standards.

Hamtramck, Mich., settled a housing discrimination suit by offering homes to the descendants of black residents forced off their property in the 1950s and ’60s.

Baby carriers are more popular as parents believe the snuggled-up style has benefits for infants.

The question is whether the U.S. is prepared to lead or whether protectionist pressures will make it impossible to engage fully with trading partners.

The ban, announced by House Democratic leaders, wipes out one of the most lucrative and controversial means of awarding no-bid contracts to private firms.

An industry campaign to aggressively court designers results in a fur rebound on the runway.

President Obama made the pledge after meeting with President René Préval of Haiti on Wednesday, even as the U.S. military begins withdrawing forces.

How long "before the business model collapses of its own weight?'' the secretary of health and human services asked insurers on Wednesday.

Through a controversial practice called vision therapy, some optometrists say they can treat learning disabilities.

The administration doesn't hesitate to take issue with remarks made by the chief justice of the United States.

Mr. Haim, an actor best known for his roles in 1980s coming-of-age comedies like "Lucas" and "License to Drive," was found dead on Wednesday. He was 38.

Prosecutors accused Colleen R. LaRose, who called herself “JihadJane,” of involvement in a plot with militants.

President Obama’s health reform plan is a mixed bag for those who care about keeping down medical costs.