Middle school students designed a solar-powered backpack that charges mobile devices

A local café offered a discount to customers who brought their own reusable cupsEngineers designed a new type of insulation that reduces home energy use by 40%

The postal service introduced a same-day delivery service for packages in major citiesA celebrity chef cooked a special meal for a charity gala that raised $500000 for hunger reliefResearchers calculated that taking public transit instead of driving saves 200 gallons of gas per year

A city started a composting program for residents that turns food waste into garden fertilizerA snowstorm in the northwest dumped two feet of snow closing schools and government offices

A study showed that learning a second language at a young age improves cognitive development

The government passed a law to protect consumers from hidden fees on airline tickets and hotel staysA streaming service added a collection of classic TV shows to its library

Police used facial recognition technology to identify and arrest a fugitive wanted for theftThe weather service warned of dangerous thunderstorms with high winds and lightning

College students won a national competition for their invention that purifies water using solar powerA bank introduced a new checking account with no monthly fees and free ATM access

(责任编辑：深圳市)

• ·A study published in a top medical journal found daily exercise can improve mental health by reducing anxiety symptoms
• ·Researchers found that stress can weaken the immune system and increase susceptibility to illness
• ·Local businesses participated in a campaign to reduce their carbon footprint
• ·A city council approved the construction of 350 new affordable housing units
• ·A major airline revealed plans to add 22 new domestic routes by the end of the year
• ·A celebrity chef opened a cooking school where students learn to make gourmet meals
• ·The national space agency successfully tested a new rocket engine for future deep-space missions
• ·A grocery store started selling organic produce boxes delivered weekly
• ·A major clothing brand announced it will expand its size range to include plus sizes
• ·A thunderstorm knocked down trees and power lines in several residential neighborhoods
• ·The city council announced plans to improve bike lanes throughout the city
• ·A tech company said it will launch a new smart home device controlling appliances via voice
• ·Florist creates special flower arrangements for upcoming Mother’s Day celebrations
• ·The university announced a new scholarship program for students majoring in science
• ·A popular sandwich chain announced it will switch to 100% compostable packaging by next year
• ·A charity organization provided backpacks and school supplies to children in low-income areas