Local police started a campaign to reduce speeding in residential areas

Scientists identified a new gene that may be linked to increased resistance to certain virusesThe city council voted to add more public restrooms in downtown parks and plazas

A famous clothing brand announced it will donate a portion of its profits to environmental causesResearchers found that hiking in mountainous areas improves cardiovascular healthLocal hospitals started offering free health screenings for people at risk of diabetes

The national space agency shared new data about the surface of Mars collected by a roverA popular fast-food chain added a new line of healthy salads and wraps to its menu

Scientists invented a new type of solar panel that can be integrated into building windows

The school district announced it will provide free laptops to all students in grades 6-12A university research team developed a new battery that charges in 15 minutes and lasts longer

A bookstore started a book exchange where customers can swap used books for freeA city council voted to increase funding for public art installations in parks and plazas

A fashion brand released a new line of activewear designed for yoga and pilatesA hospital opened a new rehabilitation center for patients recovering from strokes and injuries

(责任编辑：张家口市)