Donald Trump standing at lectern with outstretched arms in front of Operation Warp Speed background (© Evan Vucci/AP Images)

U.S. to authorize COVID-19 vaccines in coming days

President Trump says the United States will soon begin authorizing vaccines against COVID-19 after an unprecedented push to end the global pandemic quickly.
People wearing medical coats and protective equipment holding money and signs in street (© Adriana Loureiro/Reuters)

A living wage for health care workers in Venezuela

The legitimate interim government of Venezuela has helped over 62,000 health care workers receive a living wage during the pandemic.
Man in mask vaccinating woman in arm (© Ted S. Warren/AP Images)

American spirit of volunteerism thrives in the age of COVID-19 [photo...

This gallery of photographs showing how Americans help one another during the coronavirus crisis is a testimony of U.S. volunteerism in times of hardship.
Woman drawing blood from man at medical facility (U.S. Navy/Mass Communication Specialist 2nd Class Erwin Jacob V. Miciano)

Donations from U.S. COVID-19 survivors support future treatments

The U.S. military has collected more than 10,000 units of blood plasma from U.S. donors who survived COVID-19 to support future treatments.
Girl in foreground, women holding AIDS ribbons (© Bikas Das/AP Images)

On World AIDS Day, looking to finish the fight

World AIDS Day is a time to redouble efforts to eradicate the disease and HIV. Learn how the U.S. is attacking them on multiple fronts.
Man riding bicycle (© Ted S. Warren/AP Images)

How vaccine trials work

Vaccine trials involve many steps to ensure the final products are safe and effective. Learn more about the effort to develop a COVID-19 vaccine.
Woman in face mask walking in smog in front of buildings (© Andy Wong/AP Images)

China’s air pollution harms its citizens and the world

China is the world leader in mercury and greenhouse gas emissions, posing significant risks to China's citizens and the environment.
Woman wearing lab coat, protective gloves and glasses working in lab (© David L. Ryan/The Boston Globe/Getty Images)

U.S.-supported COVID-19 vaccine candidates appear highly effective

The U.S. government's Operation Warp Speed is supporting multiple possible vaccines for COVID-19, including two that appear effective in clinical trials.
Screen image of ZephAir app with wind symbol and mountains in distance (State Dept.)

New U.S. air-quality app helps users avoid pollution

A new U.S. air-quality app provides users around the world with information to reduce their exposure to harmful air pollution.