Researchers studied how exercise affects mood in people with depression

Archaeologists found evidence of an ancient civilization in a cave systemCar companies announced a partnership to develop self-driving technology

A drought led to water conservation measures in cities across the western statesThe Nobel Prize in Physiology or Medicine was awarded to researchers studying cell biologyA community organization offered free job training programs for unemployed residents

A retail store announced it will open 20 new locations in small towns next yearResearchers found that vitamin D deficiency is linked to increased fatigue in adults

The prime minister attended an international summit on global trade agreements

A fire at a warehouse destroyed thousands of dollars worth of goodsA photographer captured photos of a local parade that were featured on the city’s official website

A hotel renovated itsA local community center announced plans to host a free job fair for unemployed residents

Scientists identified a new gene linked to increased resistance to common respiratory illnessesA major retail chain revealed it will open 20 new stores in small towns across the country

(责任编辑：徐芷颀)