A smartphone company released a new operating system with improved security features

A scientist developed a new type of battery that lasts twice as long as traditional batteriesA pet rescue organization hosted an adoption event that found homes for 50 animals in one day

A restaurant started offering takeout and delivery services that now make up 30% of its salesA school district hired 20 new teachers to reduce class sizes in elementary schoolsA photographer hosted an exhibition of their work at a local gallery that ran for two weeks

A grocery store started selling locally grown fruits and vegetables which increased customer loyaltyA construction company used sustainable building materials to construct a new office building

A musician released a charity single with all proceeds going to disaster relief efforts

A city installed new public restrooms downtown to improve amenities for visitorsScientists found evidence that global warming is affecting the migration of birds

The city council banned the use of plastic bags in all retail storesA popular streaming service added thousands of new movies and TV shows

Researchers found that regular exercise can reduce the risk of diabetesThe government launched a campaign to promote tourism in rural areas

(责任编辑：吴莺音)