Articles on SARS-CoV-2

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The new SARS-CoV-2 variant’s increased transmissibility is believed to come from a change in the spike protein, visible here in yellow under an electron microscope. National Institute of Allergies and Infectious Diseases

How to stay safe with a fast‑spreading new coronavirus variant on the loose

The new SARS-CoV-2 variant is already spreading in the US and could be dominant by March, the CDC warns. Here’s what that means for the masks you choose and how you practice social distancing.
On Dec. 8, 2020, the first members of the public were given doses of a coronavirus vaccine. AP Photo/Frank Augstein, Pool

International Statistic of the Year: Race for a COVID‑19 vaccine

The coronavirus vaccine was developed faster than any vaccine in history. It took just 332 days from the first sequencing of the virus genome to the first vaccines given to the public.
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.
Suddenly unable to smell your morning coffee? You likely have COVID-19. Kseniya Ovchinnikova/Moment via Getty Images

Daily DIY sniff checks could catch many cases of COVID‑19

COVID-19 patients often lose their sense of smell and taste. This is rare for a viral infection. At-home smell tests could be used as a screening tool and help slow the spread of the coronavirus.

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