Joe Palca
Recent Contributions
- NASA's James Webb Space Telescope finishes deploying its sunshield amid cheers
- New COVID studies show promise for the Johnson and Johnson vaccine booster
- A COVID vaccine grown in plants measures up
- A different kind of COVID vaccine is about ready to roll
- Pfizer and BioNTech ask FDA to authorize COVID vaccine booster for people 18+
- Breakthrough infections might not be a big transmission risk. Here's the evidence
- New evidence points to antibodies as a reliable indicator of vaccine protection
- A Texas lab performs crucial testing for Pfizer's COVID vaccine
- A COVID shot for kids under 12 — your questions answered
- Novavax says its COVID vaccine is extremely effective