The U.S. has not conducted a nuclear test in over 30 years. Experts say doing one now could make America less safe.

A new look at the "Dueling Dinosaurs" fossil reveals that Tyrannosaurus rex was not the only tyrannosaur roaming the land.

If Supplemental Nutrition Assistance Program benefits are disrupted, analysts say it could mean more pressure on the already shrinking number of small independent supermarkets.

An elementary school in Yimianpo is now a storage yard. The number of children in the town has dropped by half and there are fewer than three births per 1,000 residents in the province — China's lowest rate.

The last hospital in Darfur's el-Fasher has been destroyed by paramilitaries — hundreds of patients killed and doctors taken.