Scientists observed a rare astronomical event involving two passing comets

Local boutiques reported a surge in sales of handmade products during the holiday seasonThe university announced a new research partnership with a leading tech company to study AI ethics

A powerful tornado destroyed dozens of homes in a small town in the midwestResearchers detected a new planet in the same solar system as a potentially habitable worldThe city introduced a new program to give rebates to residents who install solar panels

A well-known actress announced she will produce and star in a new TV series about women's historyDoctors advised people with respiratory conditions to stay indoors during a recent air quality alert

The government allocated $1 billion to upgrade aging water treatment facilities across the country

A new shopping center opened with a rooftop garden and outdoor dining areasA popular clothing brand announced a collaboration with a famous athlete to create sportswear

Doctors discovered a new blood test that can detect early signs of liver diseaseThe local zoo announced plans to build a new habitat for its group of endangered pandas

A new study showed that listening to upbeat music while working out increases enduranceThe city hosted an international soccer tournament with teams from 12 different countries

(责任编辑：承德市)