Coronavirus

Johnson & Johnson candidate provides new weapon in vaccine arsenal that could significantly expand world’s supply

Worrisome variant reduces efficacy to less than 50% in South Africa

Preventive infusions mimic a vaccine, but practicality and market remain uncertain

Current vaccines likely still work, scientists say, but their power may be declining

Moncef Slaoui candidly discusses Trump, the shortcomings of the COVID-19 vaccine rollout, and the joy of getting his first dose

Eli Lilly reports up to 80% reduction in risk for nursing home residents

President-elect outlines massive investment in public health workers and more to speed COVID-19 vaccinations and therapies

Scientists worry mutations found in Brazil and South Africa could help SARS-CoV-2 evade human antibodies

The Netherlands saw rapid spread through a school and into the community

Researchers are hopeful Budi Gunadi Sadikin will take a more science-based approach to the pandemic

Globally discredited hospital data from the company Surgisphere continues to live as reliable evidence—even in leading journals

Stacy Wood’s new research explores how to persuade people to get the shots

Despite missteps and government control, early findings guided other countries’ fight against the coronavirus

Experts clash over risk of viral escape

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

International team hopes to meet Chinese scientists and visit sites in Wuhan after 2 weeks in quarantine