Sciencemag

Experts clash over risk of viral escape

Virologists, evolutionary biologists clash over risks

Compared with nasal swabs, saliva tests may better reflect infection deep in the lungs

Study finds increased quotas and exemptions are contributing to overfishing

Move comes as publishers sue in India to block public access

New study suggests the condition is akin to an allergic reaction in the gut

North America’s “top dog” traveled a lonely evolutionary path

International team hopes to meet Chinese scientists and visit sites in Wuhan after two weeks in quarantine

Lower efficacy for Sinovac's vaccine still meets recognized threshold for emergency use, but barely

Lower efficacy for Sinovac still meets recognized threshold for emergency use, but barely

In downside, trend could weaken immunity and complicate vaccine formulation

Total figure is more than seven times some estimates, but critics say analysis is flawed

Electoral college vote is reminder of House of Representatives committee’s partisan divide

Powerful evolutionary mechanism may have helped them colonize the seas

First case of COVID-19 in endangered apes detected at San Diego wildlife park

Virtual format meant offensive words and gesture were recorded

New method enables electronic conversion of data into DNA

New “lassoing” technique has never been seen before in snakes

Statements come in wake of attack on U.S. Capitol

Iconic species’ complex life history confounds assessments of its decline

With an efficacy of more than 70%, the Sinovac vaccine could help Brazil slow the devastating toll COVID-19 is taking on the country

Proposal to privatize government science council spurs controversy

It could also reveal whether—and what—you’ve been smoking

Birds have mastered a subtle trick

States, tribes oppose federal move to end quarantines and rely on tiny wasps to fight emerald ash borer