Nearly 20,000 people died from gun violence during the pandemic. This report is a part of "Rethinking Gun Violence," an ABC News series examining the level of gun violence in the U.S. -- and what can ...

Public health researchers at Columbia University Mailman School of Public Health used computer modeling to reconstruct how ...

Study findings explain why pandemics spread faster than detection efforts, based on U.S. data from H1N1 and COVID-19.

The coronavirus pandemic has given wildlife more room to play in urban areas. As billions of people across the planet have retreated indoors to combat the spread of the coronavirus, wildlife roams ...

Both H1N1 and COVID-19 spread across the U.S. faster and more unpredictably than early detection systems could keep up.

Five years on, the onset of the coronavirus pandemic is still fresh – though the speed of the news cycle can make it feel like long ago. Some hallmarks of the pandemic era are still common: Working ...

On March 11, 2020, the World Health Organization declared COVID-19 a worldwide pandemic. The NBA suspended its 2019-2020 season and a day later, the NCAA canceled March Madness. Actor Tom Hanks and ...