Tennis tournament attracts top-ranked players from 18 countries

A retailer announced it would offer 30% off all products during its annual Black Friday saleA severe dust storm reduced visibility to zero closing highways in the Great Plains

A study revealed that students who take notes by hand retain information better than those who typeThe government passed regulations to limit air pollution from factory emissionsA museum hosted a special exhibition honoring the work of female scientists in history

A coffee shop started using coffee grounds to fertilize plants in its outdoor seating areaA space agency successfully launched a satellite to monitor climate change and weather patterns

The railway service announced it would upgrade its ticketing system to allow mobile check-in

A new movie starring a Hollywood actor broke box office records on its opening weekendAn airline announced it would use more biofuel to power its planes

Scientists found that a certain plant can be used to treat allergiesThe government launched a program to help small businesses create online stores

A bookstore hosted a poetry night with local poetsA local café offered free coffee to customers who bring their own mugs

(责任编辑：昆明市)