A resident first thought it was a bright star or plane, then it got bigger and faster, then a huge flash lit up the sky.

Foreign visitors to China will have to undergo an anal swab test or give a stool sample to test for COVID-19.

The sharks could swim up to 984 feet below sea level, which explains why it took a long time before they were discovered.

Since there are already antibodies from the infection, the first vaccine shot would act more like a second booster.

With the Quidel QuickVue test, individuals no longer need to send a sample to the laboratory as they could have the results in just 10 minutes.

Japanese visitors in Beijing confirmed with the embassy that they were subjected to the mandatory anal swab for COVID-19 testing.

Those who support a manned mission to Mars say that the risks will not outweigh the perceived benefits it will offer mankind.

The zookeeper was in the intermediate security corridor that elephants use when entering and exiting their stables.

There are cases of COVID infection that could make a patient experience the symptoms for a very long time.