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：张家口市)

• ·A startup launched a new device to monitor air quality in homes
• ·Research finds that board games improve communication skills in families
• ·A pet rescue organization started a pet food bank to help low-income pet owners feed their animals
• ·A study revealed that eating nuts as a snack helps maintain healthy cholesterol levels
• ·A new study indicated that reading paper books is better for memory than reading e-books
• ·A community organized a cultural heritage day to celebrate the area’s indigenous history
• ·A bakery started making custom cakes for weddings and special events
• ·Local farmers markets started accepting mobile payments to expand customer access
• ·Research shows that walking barefoot on grass reduces stress hormones
• ·The national postal service said it will increase delivery speeds with most packages now arriving within 2 days
• ·Public library starts new program to teach seniors how to use smartphones
• ·A study found that reading fiction can improve empathy and social understanding
• ·Parliament debated a bill to expand voting rights to citizens living abroad for national elections
• ·Weather experts reported that this year’s hurricane season is expected to be less active
• ·A city banned smoking in outdoor dining areas of restaurants
• ·A hospital successfully performed a heart transplant on a 7-year-old child using a donor organ