A local artist painted a mural of famous historical figures on a school wall

A major airline added new in-flight Wi-Fi service to all its planesScientists developed a new lightweight metal that is used in aircraft construction

The school district added a course on climate change to the science curriculumResearchers found that eating dark chocolate improves blood flow to the brainThe government passed a law to limit noise from nightclubs and bars in residential areas

A popular social media platform added a new feature to block unwanted messagesDoctors developed a new cream to treat psoriasis that has fewer side effects

The local community organized a parade to celebrate the city's founding anniversary

A new study indicated that regular exercise reduces the risk of developing certain cancersA government agency launched a water conservation campaign

A tech company planned to expand to new countriesA local theater produced a musical

A school district hired more teachersA coffee shop added specialty teas

(责任编辑：朝阳区)