A new study revealed that social media use can affect sleep quality in teenagers

A coffee shop hosted a "charity fundraiser" where $1 from each drink sold went to a local schoolA university opened a new career center to help students find internships and jobs

A taxi company added a "lost and found" feature to its app to help riders recover lost itemsA fashion store started selling "sustainable denim" made from recycled cottonA library started offering "digital literacy classes" for seniors learning to use smartphones

A farm began selling "homemade salsa" made from its own tomatoes and peppersA fire department hosted a "fire safety fair" that taught 500 children about fire prevention

A software company partnered with a school district to provide free software for students

A community organized a "charity run" that had 300 participants and raised $12,000 for cancer researchPodcast releases new episode with interview of tech industry leader

Research indicates that volunteering improves self esteem and happinessPet sitting service offers overnight care for pets while owners travel

Park rangers lead educational hikes to teach visitors about local flora and faunaNewspaper reports success of local farmers market in supporting small family farms

(责任编辑：杨沐)

• ·A clothing brand announced it will stop using fur in all its products immediately
• ·Study finds that learning American Sign Language improves cognitive flexibility in kids
• ·A tech company donated old computers to local schools for educational use
• ·The government invested $150 million in building new wind farms in coastal areas
• ·The city banned smoking in all public outdoor spaces including parks and beaches
• ·Researchers created a new type of biodegradable packaging that breaks down in six months
• ·The space agency announced plans to send a rover to explore a distant asteroid
• ·A fashion store started selling sustainable denim made from recycled cotton
• ·Local police solved a theft case using DNA evidence from a crime scene
• ·A major snack company recalled a batch of chips due to possible salmonella contamination
• ·Researchers created a rapid test for a common respiratory virus that gives results in 10 minutes
• ·A tech company released a new software update with improved features
• ·Researchers discovered a new species of frog in the rainforests of Costa Rica
• ·Scientists test new vaccine for preventing childhood pneumonia
• ·Scientists identified a new gene that affects how the body processes carbohydrates
• ·The school district provided training for teachers on mental health support