Menu Close

Articles on PCR test

Displaying all articles

A researcher at the Africa Health Research Institute in Durban, South Africa, works on the omicron variant of the COVID-19 virus in December 2021. African countries were penalized by Canada’s travel ban even though they discovered the Omicron variant via complex sequencing work when western nations failed to. (AP Photo/Jerome Delay)

I was ensnared in Canada’s harsh and unscientific African travel ban

Ottawa’s travel ban against African countries made clear its underlying policy: What matters is not your test result, but where you’ve been. It’s yet another example of anti-Africa discrimation.
Rapid antigen tests are easy to use and detect whether your body is shedding the SARS-CoV-2 virus. (AP Photo/Tsafrir Abayov) 

How to use rapid testing to keep you and your family safe during the 2021 holiday season

Rapid testing for COVID-19 is an extra safety measure that can help prevent spread of infection, and help you have a more normal holiday, especially if you are visiting vulnerable people.
The number one scientific breakthrough for 2020: multiple vaccines to prevent COVID-19. Philippe Raimbault/Photodisc via Getty Images

The top scientific breakthrough for 2020 was understanding SARS-CoV-2 and how it causes COVID-19 – and then developing multiple vaccines

The development of multiple vaccines against the virus that causes COVID-19 has been hailed as the breakthrough of 2020. But there were many more supporting discoveries that made this possible.

Top contributors

More