The nose appears to know when it comes to why children typically have milder cases of COVID-19 than seniors, a new study finds.

Genetics-based "one-and-done" vaccines for the flu and COVID-19 could prove more effective and easier to craft than current jabs, researchers report.

Women who experience common complications during a pregnancy could face heightened odds for early death for decades to come, new research shows.

April 16 (UPI) -- President Joe Biden's re-election campaign will pick up steam this week as he makes a three-day swing through the battleground state of Pennsylvania, including his hometown of Scranton.

April 16 (UPI) -- The U.S. Centers for Disease Control and Prevention said it is investigating nearly 20 reports of people experiencing adverse effects from injections of counterfeit Botox.

April 16 (UPI) -- Two police officers are dead after a shootout that erupted at a New York State residence linked to a car that had earlier evaded a traffic stop, authorities said.

April 15 (UPI) -- The United States and Canada each separately unsheathed nearly two dozen Belarus-related sanctions on Monday.

April 15 (UPI) -- Gaza war protesters shut down San Francisco's Golden Gate Bridge on Monday, stopped traffic on New York's Brooklyn Bridge and shut-down entrances to U.S. airports, including Seattle and Chicago's O-Hare.

April 15 (UPI) -- A former U.S. Marine and neo-Nazi who pleaded guilty to firebombing a California Planned Parenthood clinic was sentenced to nine years' imprisonment on Monday, prosecutors said.

April 15 (UPI) -- House Speaker Mike Johnson announced late Monday that the House will vote this week on two separate aid packages for Israel and Ukraine, in response to "precipitating events around the globe."