Why vaccine doses differ for babies, kids, teens and adults – an immunologist explains how your immune system changes as you mature

First CDC signed off on a COVID-19 vaccine for adults, then teens. Now US children ages 5 to 11 are officially eligible for shots. Here’s the science on why each group needs to be considered separately.

Brian Peppers, Assistant Professor of Pediatric and Adult Allergy/Immunology, West Virginia University • conversation
Nov. 3, 2021 • ~7 min

A COVID-19 vaccine needs the public's trust – and it's risky to cut corners on clinical trials, as Russia is

As Russia fast tracks a coronavirus vaccine, scientists worry about skipped safety checks – and the potential fallout for trust in vaccines if something ends up going wrong.

Abram L. Wagner, Research Assistant Professor of Epidemiology, University of Michigan • conversation
Aug. 12, 2020 • ~7 min

I study coronavirus in a highly secured biosafety lab – here's why I feel safer here than in the world outside

To find a SARS-CoV-2 vaccine, scientists need to work hands-on with the highly infectious coronavirus. It happens in a super secure lab designed to keep them safe and prevent any escapes.

Troy Sutton, Assistant Professor of Veterinary and Biomedical Sciences, Pennsylvania State University • conversation
June 17, 2020 • ~9 min

Coronavirus vaccine: here are the steps it will need to go through during development

Researchers around the world are working hard on developing a vaccine – but the process may still take 12-18 months. Here's why.

Tonia Thomas, Vaccine Knowledge Project Manager • conversation
March 30, 2020 • ~7 min

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