One dose of vaccine is not enough to protect against the Delta and Beta variants, new research suggests, and even people who have had Covid-19 should be immunized.

Israel reported that the Pfizer vaccine was 64 percent effective against the Delta variant. Other studies suggest a higher rate.

Some fungi are evolving to resist drugs and ammonia cleaning and sometimes even attack healthy humans.

By rooting through files stored on Google Cloud, a researcher says he recovered 13 early coronavirus sequences that had disappeared from a database last year.

The pandemic and political tensions might slow the march towards more globalized science.

Collaborating with devoted colleagues, Dr. Kariko laid the groundwork for the mRNA vaccines turning the tide of the pandemic.

Founded in 1920, the NBER is a private, non-profit, non-partisan organization dedicated to conducting economic research and to disseminating research findings among academics, public policy makers, and business professionals.

Combining a multitude of predictions and projections, modeling teams hone the uncertainty.

Personal income increased $4.21 trillion (21.1 percent) in March according to estimates released today by the Bureau of Economic Analysis (tables 3 and 5). Disposable personal income (DPI) increased $4.18 trillion (23.6 percent) and personal consumption expenditures (PCE) increased $616.0 billion (4.2 percent).