A community center offered free computer classes for seniors to help them use smartphones and tablets

A study revealed that eating nuts as a snack helps maintain healthy cholesterol levelsA city installed more security cameras in parks to prevent vandalism and crime

An airline announced it would add more legroom to its economy class seats starting next yearScientists found that a certain type of algae can be used to produce clean biofuelThe government launched a campaign to encourage people to reduce their energy use at home

A museum hosted a lecture by a renowned archaeologist about recent discoveries in ancient ruinsA local café partnered with a nearby school to provide free coffee to teachers during the week

Engineers completed a new water treatment plant that removes microplastics from drinking water

The postal service announced it would expand its package delivery service to more rural areasHardware store offers DIY home repair workshops for beginners

Coast guard rescues stranded hikers from coastal trail during stormNewspaper profiles local entrepreneur who started business from garage

Biologists develop new method to protect honeybees from pesticidesGymnastics team wins first place at regional competition

(责任编辑：中沙群岛的岛礁及其海域)