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People with poor oral health are more likely to have an oral infection with human papillomavirus. Even after the researchers factored in risks from smoking and oral sex, poor oral hygiene appeared to be an important factor.

Arun Gandhi, grandson of the legendary spiritual leader, Mahatma Gandhi, will speak about his grandfather’s views on education and their relevance today,…

The company wants to resume drilling in the Chukchi Sea off northwestern Alaska; it broke off that effort in 2012 because of safety problems.

One critter traveled around the globe from Australia on a eucalyptus tree. The other hitched a ride on a Central American flower. These flies are the tip of the invasive insect iceberg in California.

Nora Pouillon writes about her lifelong devotion to food in a new memoir, My Organic Life. Her restaurant has been a fixture in the Washington, D.C., food scene since 1979.

Some sellers are offering three-day packages for the Grateful Dead concerts for more than $100,000. Steve Inskeep talks to drummer Bill Kreutzmann, for his thoughts on the six-figure tickets.

The region was already devastated by a magnitude-7.8 temblor on April 25 that killed more than 8,000 people. The new quake destroyed buildings and triggered landslides.

The signals, which also include opposite-sex couples, went up at 49 intersections across the city. The mayor said they are a "sign of openness."

Genes linked to inflammation are more active in winter, a study hints. That might partly explain why some diseases, including Type 1 diabetes and rheumatoid arthritis, are more likely to start then.

It comes a day after more than 1,000 Rohingya and Bangladeshis landed in the waters of Malaysia's Langkawi island, and after Indonesia said it would also turn back the migrants.