While an increasingly anxious world watched a new coronavirus spread across the globe in early 2020, veteran immunologist Rafi Ahmed quickly grasped that his field was about to experience something ...

“I’ve fallen and I can’t get up!” Remember that line from the classic late 80’s commercial? It was for a company called LifeCall, which sold a pendant that would automatically get in touch with a ...

(TNS) — It took the shooter at Marjory Stoneman Douglas High School in Parkland, Fla., just minutes to kill 17 people and wound 17 others. But authorities did not reach him until he escaped the school ...

When pathogens like the new coronavirus attack, the body creates antibodies to neutralize the invader — an important part of the immune response. It’s why some researchers are trying out convalescent ...

In the US, COVID-19 has killed more than 1.1 million people, infected more than 100 million, and disrupted lives in ways we are still trying to understand. Our continued public health response to this ...

Dec. 29, 2025 As the immune system weakens with age, scientists have found a way to restore some of its lost strength. By delivering mRNA to the liver, they created a temporary source of ...

The Metropolitan Medical Response System (MMRS) traces its origin to the Metropolitan Medical Strike Team (MMST) concept created by the Washington D.C. Metropolitan Area in 1995. The MMST was a joint ...

A few minutes into a lesson on decimals, Nikki Johnson asked her 4th graders at Westside Elementary School to name the fraction that represented the shaded area on a grid she displayed on a PowerPoint ...