A severe thunderstorm hit the city causing damage to trees and power lines and delaying airport flights

A new study showed that air pollution from traffic affects lung health in cyclistsThe city council announced plans to build more pedestrian crosswalks in busy areas

A major airline added new in-flight Wi-Fi service to all its planesScientists developed a new lightweight metal that is used in aircraft constructionThe school district added a course on climate change to the science curriculum

Researchers found that eating dark chocolate improves blood flow to the brainThe government passed a law to limit noise from nightclubs and bars in residential areas

A popular social media platform added a new feature to block unwanted messages

Doctors developed a new cream to treat psoriasis that has fewer side effectsA wildlife conservation group worked to protect forests

A software company offered a free trial of its programA city council approved plans to build a new water treatment plant

A charity organized a benefit concertA study found that reading printed books is better for comprehension than e-books

(责任编辑：张中立)