From Agency Chaos to Dark Energy Shocks: How Politics, Health, Climate Policy and Space Science Defined 2025
A look back at 2025’s biggest science stories—from federal upheaval and public health setbacks to climate policy reversals and groundbreaking discoveries in space.
U.S. Plan to Drop Some Childhood Vaccines to Align with Denmark Will Endanger Children, Experts Say
The U.S. reportedly plans to overhaul the country’s childhood vaccine schedule. The move could set public health back decades, experts say
Trump Officials Keep Comparing the U.S.’s Vaccine Schedule to Denmark’s. They’re Missing the Point
The U.S.’s and Denmark’s health systems are starkly different, so it makes sense that their vaccination schedules would differ, too
Health Experts Slam Possible FDA ‘Black Box’ Warning for COVID Vaccines
The FDA is reportedly considering the addition of high-level warning labels to COVID vaccines, a move that some experts say may cause unfounded concerns over safety
COVID Vaccines Slashed Kids’ ER Visits by 76 Percent, Study Finds
A report published by the CDC reaffirms the effectiveness of COVID vaccines at preventing severe disease in children
Scientists Explain How mRNA COVID Vaccines May Rarely Cause Myocarditis
A new study identifies a mechanism for how COVID vaccines may, in infrequent cases, drive heart inflammation, a condition that can be caused by the disease itself
Puppy Power, Vaccines under Fire, Satellite Warning
Vaccine controversies, space pollution and puppy power.
CDC Formally Drops Guidance for Universal Hepatitis B Shots at Birth
New guidance from the CDC’s vaccine advisory panel scraps a decades-old universal birth dose recommendation for hepatitis B that helped cut infections by 99 percent in the U.S.
Aluminum Is Crucial to Vaccines—And Safe. Why Are CDC Advisers Debating It?
RFK Jr.’s vaccine advisory panel will be discussing the inclusion of adjuvants in childhood vaccinations today. Here’s what’s at stake
CDC Vaccine Panel in Disarray over Hepatitis B Vote
Members of the CDC’s Advisory Committee on Immunization Practices seemed confused about a proposed recommendation for the birth dose of the hepatitis B vaccine
Changing the FDA’s Vaccine Approval Process Could Threaten COVID, Flu Protection for Children
The FDA is reportedly mulling changes that could make childhood vaccines less accessible and more expensive
Is the U.S. in Store for Another Brutal Flu Season?
U.S. flu rates remain low, but experts are keeping an eye on a new strain that’s been linked to unexpectedly early and severe seasons in several other countries