The US State Department said that it never agreed to such COVID-19 testing and raised objection after learning that some officials were subjected to anal swab tests.
A technology developed by an Israeli company could help prevent massive crowds in small places like airports and reduce the risk of Coronaviurus transmission.
Marty Makary, who teaches at the Johns Hopkins University's School of Medicine, said that the daily infections have declined by 77 percent since January.
NASA's Perseverance rover will scour the Jezero region for fossilized remains of ancient microscopic life and collected samples will be returned to Earth.
One of the trio, Park Jin Hyok, had been charged with hacking Sony Pictures in 2014 during which embarrassing emails sent by the company executives were made public
According to researchers at the Royal Horticultural Society, the bushy variety of cotoneaster works best in areas of heavy traffic to absorb pollution.