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- Animals
Discarded COVID-19 PPE such as masks can be deadly to wildlife
From entanglements to ingestion, two biologists are documenting the impact of single-use masks and gloves on animals around the world.
- Math
How large a gathering is too large during the coronavirus pandemic?
Mathematical models explain why large gatherings are especially dangerous in an epidemic, and identify how large is too large.
- Health & Medicine
What coronavirus antibody tests tell us — and what they don’t
Antibody tests can give a clearer picture of who has been infected but don’t guarantee immunity for those who test positive.
- Animals
A cat appears to have caught the coronavirus, but it’s complicated
While a cat in Belgium seems to be the first feline infected with SARS-CoV-2, it’s still unclear how susceptible pets are to the disease.
- Health & Medicine
6 key coronavirus numbers you should know
COVID-19 cases and deaths are going up around the world. Here are numbers to help you understand the outbreak.
- Climate
What the pandemic can teach us about ways to reduce air pollution
Data collected during COVID-19 shutdowns may help tease out the complicated chemistry that brews poor air quality.
- Health & Medicine
How antibody tests work and could help fight the coronavirus
Coronavirus antibody tests look for signs in the blood that someone has had an infection and recovered, and could take only a finger prick.
- Health & Medicine
Why scientists say wearing masks shouldn’t be controversial
New data suggest that cloth masks work to reduce coronavirus cases, though less well than medical masks.
- Health & Medicine
There’s no evidence the coronavirus jumped from pangolins to people
Pangolins captured in anti-smuggling activities in southern China were found to harbor viruses related to the new coronavirus.
- Health & Medicine
Is the coronavirus mutating? Yes. But here’s why you don’t need to panic
Some studies claim there are new strains of the coronavirus, but lab experiments are needed to see if mutations are changing how it infects cells.
- Health & Medicine
Coronavirus’ spread in the U.S. may be a question of when, not if
The virus that causes COVID-19 is likely to gain a foothold in U.S. communities, says the US Centers for Disease Control and Prevention.
- Health & Medicine
Rogue immune system reactions hint at an early treatment for COVID-19
A comprehensive look at the immune system shows multiple ways it misfires in COVID-19. Treating with interferon early might prevent trouble later.
