News

The World Health Organization (WHO) has recorded a record one-day rise in the number of new coronavirus infections, with 307,930 reported over 24 h...

Among the confirmed novel coronavirus pneumonia patients, the infection rate of medical staff is about 14%, while in some countries, the proportion...

Indonesia enacted a national law requiring masks in early April, but the policy was strengthened in July after a surge in cases in East Java provin...

According to the report, as early as February 7, Trump told Woodward that the new coronavirus "is a lethal thing", perhaps five times mor...

The first outbreak of the Xinguan epidemic occurred in China, so only China had large-scale prevention and control experience in the early stage of...

Teeth is also called "teeth". A highly calcified tissue with a certain shape, which has the functions of chewing, helping pronunciation a...

The "eye" of the dentist-dental X-ray imaging technology! The discovery of X-rays was one of the three major discoveries in physics at th...

How does dental X-ray work During the dental examination, the X-rays emitted by the dental X-ray machine will pass through your mouth. Before the X...

There are nearly 5.4 million new crown infections in the United States, which means that one out of 60 people is infected

Biden nominated US vice-presidential candidate, If Biden wins, Harris will become the first female vice president, black vice president and Asian v...

the 24 traditional Chinese solar terms:Start of Autumn

Hope the rescue goes well!