A photographer hosted an exhibition of black-and-white photos of the city’s historic downtown

A new movie was praised by critics for its realistic portrayal of a historical eventA study revealed that drinking chamomile tea can help people sleep better

A city banned plastic bags in all retail storesAn airline announced it would use more biofuel to power its planesScientists found that a certain plant can be used to treat allergies

The government launched a program to help small businesses create online storesA bookstore hosted a poetry night with local poets

A local café offered free coffee to customers who bring their own mugs

Engineers designed a new type of window that keeps homes cooler in summer and warmer in winterWeather conditions caused delays in shipping and delivery services across the country

A team of veterinarians opened a new clinic specializing in the care of exotic pets like reptilesThe stock market closed at a new high after a week of steady growth

A charity organization started a campaign to raise awareness about mental health in the workplaceScientists observed a rare atmospheric phenomenon that created colorful lights in the sky

(责任编辑：海北藏族自治州)