At present, there are 230 million people with cardiovascular disease in my country, and the survival rate of sudden cardiac death occurring outside the hospital…

　　Pediatric asthma has a very high incidence and is a common respiratory disease. Its main characteristics are chronic airway inflammation and airway hyperresponsiveness. The clinical…

　　In 1922, British archaeologist Howard Carter discovered the tomb of ancient Egyptian pharaoh Tutankhamun, which caused an uproar in the archaeological community. In this mausoleum…

　　The timing is still midsummer. Perhaps due to a few days of rain, many leaves have turned yellow and fallen, adding a new golden color…

　　With the continuous development of society and economy, people face tremendous pressure in life and work every day, and many people have not developed good…

“The wild colors all over the north of the river are green.” -“Peaceful Spring” Kang Baiqing “We are in the age of peace.” We always…

The Orange County Sanitation District installed these batteries to reduce emissions and natural gas dependence. In August of this year, California was hit by a…

Summer morning is really comfortable. The air is very cool, there is still dew hanging on the grass (and there is also dew hanging on…

I often feel that it is difficult to complete a work of art, but real life is full of art. Various forums, publications, performances, supplies,…

Crazy plan to colonize the solar system 　　Nowadays, Mars is a big hit in the human colony of aliens. The first person to walk on…