Some employers are relying on rapid tests to reopen. The outbreak around President Trump shows the shortcomings of that approach.
Many states are not collecting the race or ethnicity of coronavirus patients, which can make it harder to know the true impact on low-income communities.
Fears of a ventilator shortage inspired doctors and engineers to improvise new designs. Inside the race to build a cheap, reliable machine.
The search giant is disclosing trends in visits to broad categories of places, as a tool for public health officials.
The US is short of ventilators to help Covid-19 patients breathe. Ford, GM, and satellite-launch company Virgin Orbit are trying to fill the gap.
Ian Bremmer, founder of the risk consultancy Eurasia Group, says populism, nationalism, and distrust are feeding the spread of disease.