Chicago’s O'Hare and other U.S. airports remain largely empty despite increased mask wearing and other measures to prevent COVID-19 spread.
AP Photo/Nam Y. Huh
Airlines and airports reacted quickly after 9/11 to put new procedures in place that overcame passengers' newfound fears of flying. An aviation historian explains why it may be harder to so today.
Screening for symptoms can catch some cases of COVID-19, but about people who are infected but not showing any symptoms?
AP Photo/John Raoux
There is a lot of confusion and concern around asymptomatic spread of SARS-C0V-2. An infectious disease expert explains how many people are asymptomatic and how they can spread the virus.
Coughing, sneezing, talking and even just breathing can produce airborne particles that can spread SARS-CoV-2.
Stanislaw Pytel/Digital Vision via Getty Images
SARS-CoV-2 can be spread through the air. But just how much of a factor that is has been hard to determine. Recent evidence suggests it is common, posing problems as public places begin to reopen.
Venezuela Foreign Minister Jorge Arreaza, center, greets the arrival of medical specialists and supplies from China in March.
AP Photo/Matias Delacroix
The US may want to rethink its anti-China policy as Beijing's focus on providing international coronavirus aid and digital and health care investments seems to be working.
Masks protect you from infection and protect others from getting sick. But authorities are leaving it up to individuals to decide if they want to wear masks on the bus or train. Here's how to decide.
Essential workers don’t always have access to the PPE they need.
Low-wage workers are less likely than high-wage workers to have access to things like masks, hand sanitizer and training on how to prevent COVID-19 transmission.
Ford employees assemble ventilators.
AP Photo/Carlos Osorio
Ford is assembling ventilators, LVMH is making hand sanitizer, and Chanel is making masks. Here's why these and dozens of other companies are doing it.
Evidence is growing that when masks are worn by nearly everyone, it can slow coronavirus transmission.
AP Photo/Rick Bowmer
Recommendations around mask usage are confusing. The science isn't. Evidence shows that masks are extremely effective to slow the coronavirus and may be the best tool available right now to fight it.
The evidence on whether wearing masks and gloves in the community will actually protect against coronavirus isn't strong. But if you're going to take these precautions, you might as well do it right.
The shortage of masks could get worse.
Aleksandr Zubkov/Getty Images
Shortages of face masks may grow worse as state-wide lockdowns end. An economist suggests price controls.
Throughout the U.S., hospitals are short on supplies. At UNLV Medicine (University of Nevada at Las Vegas), the staff is running out of COVID-19 test kits.
Getty Images / Ethan Miller
Without massive change, the US health care system will continue to be disorganized and inefficient.
The guidance on masks appears to be shifting, but social distancing is still the key step people can take.
Muhammad Fayyaz Rub/Shutterstock.com
The CDC is reconsidering its policy about the widespread public's use of masks, as is the World Health Organization. Here are the facts about when it's appropriate to wear a mask – and what kind.
People in Sydney have this week been donning face masks. But they’re unlikely to prevent smoke inhalation.
With smoke haze this week at its most hazardous level yet, people on Australia's east coast have been taking precautions to protect their health. But some methods are more effective than others.
Million Mask March in London November 2015.
Why did a hacktivist collective like Anonymous repurpose the image of Guy Fawkes for its ubiquitous masks? A scholar looks at how a 17th-century English villain became the face of resistance.