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：黄学新)

• ·The national soccer league announced plans to expand with two new teams
• ·A research team discovered a new property of a common chemical compound
• ·The national basketball league announced a new sponsorship deal
• ·The government introduced new laws to protect endangered sea turtles from fishing nets
• ·A airline offered frequent flyer members priority boarding and extra baggage allowance
• ·A hotel offered staycation packages with discounts for residents of the surrounding area
• ·The university conducted research on the use of technology in education
• ·A popular clothing brand announced a collaboration with a famous athlete to create sportswear
• ·A popular fashion brand announced a collaboration with a famous designer
• ·The space agency announced plans to study the surface of Mars for signs of past life
• ·The country’s education system is undergoing a series of reforms
• ·Bakery introduces vegan donuts made with coconut milk and fruit sweeteners
• ·An international charity launched a campaign to provide clean drinking water to 590000 people in drought-affected areas
• ·A library hosted a tech help for seniors session that taught 45 people how to use smartphones
• ·The city council announced plans to reduce air pollution levels
• ·Book publisher releases memoir by famous political figure