Silencing Science Tracker

President Trump Makes Several False Statements about Climate Change at UN

Date: 09/23/2025
Explanation: Bias and Misrepresentation
Scientists Affected: Climate
Agency(s):
Federal → White House
Presidential Administration: Trump Administration (Second)
Summary:
In a speech to the UN General Assembly, President Trump made several false or misleading statements regarding climate change, including calling it “the greatest con job ever perpetrated on the world.”
Update Status: No Updates

Information on Climate Change Removed from Acadia National Park

Date: 09/23/2025
Explanation: Government Censorship
Scientists Affected: Climate
Agency(s):
Federal → DOI
Presidential Administration: Trump Administration (Second)
Summary:
The National Park Service has taken down several signs at Acadia National Park that explained the effects of climate change on the park, following the removal of climate change information from the NPS website earlier this year.
Update Status: No Updates

Trump Claims Tylenol Causes Autism in Misrepresentation of Scientific Studies

Date: 09/22/2025
Explanation: Bias and Misrepresentation
Scientists Affected: Public Health
Agency(s):
Federal → HHS
Federal → White House
Presidential Administration: Trump Administration (Second)
Summary:
President Trump and Secretary of Health and Human Services Robert F. Kennedy Jr. announced that acetaminophen may cause autism when taken during pregnancy. Medical and scientific experts have criticized the announcement as inconsistent with current scientific knowledge.
Update Status: External Response, Additional Anti-Science Action

CDC Removes Webpages on Health Equity and LGBTQ+ Care

Date: 09/20/2025
Explanation: Government Censorship
Scientists Affected: Public Health
Agency(s):
Federal → HHS
Presidential Administration: Trump Administration (Second)
Summary:
The Centers for Disease Control and Prevention removed at least 22 webpages on topics of health equity and health care for LGBTQ+ people, which provided related educational resources.
Update Status: No Updates

HHS Indefinitely Pauses CDC Infectious Disease Data Project

Date: 09/09/2025
Explanation: Government Censorship
Scientists Affected: Public Health
Agency(s):
Federal → HHS
Presidential Administration: Trump Administration (Second)
Summary:
In September 2025, the Department of Health and Human Services indefinitely paused a Centers for Disease Control and Prevention infectious disease data project that aimed to provide real-time information on 127 notifiable diseases.
Update Status: No Updates

Trump Promotes Debunked Theory Linking Vaccines to Autism

Date: 09/08/2025
Explanation: Bias and Misrepresentation
Scientists Affected: Public Health
Agency(s):
Federal → White House
Presidential Administration: Trump Administration (Second)
Summary:
On September 8, 2025, President Trump posted a video to social media that promoted the widely discredited theory that vaccines cause autism.
Update Status: No Updates

Secretary of Energy Makes False Statements about Climate Change

Date: 09/08/2025
Explanation: Bias and Misrepresentation
Scientists Affected: Climate
Agency(s):
Federal → DOE
Presidential Administration: Trump Administration (Second)
Summary:
Secretary of Energy Chris Wright made several false or misleading statements about climate change at multiple events on a trip to Europe, including claiming that the climate crisis is “so exaggerated” and that worsening extreme weather is “simply untrue.”
Update Status: No Updates

DOE Secretary Misrepresents Climate Science

Date: 09/05/2025
Explanation: Bias and Misrepresentation
Scientists Affected: Climate
Agency(s):
Federal → DOE
Presidential Administration: Trump Administration (Second)
Summary:
In announcing the cancellation of an offshore wind farm, Department of Energy Secretary Chris Wright contradicted established climate science, including by suggesting that climate change is not impacting and will not impact America’s day-to-day life.
Update Status: No Updates

RFK Jr. Makes False Claims about Covid Deaths, Vaccine Safety at Senate Hearing

Date: 09/04/2025
Explanation: Bias and Misrepresentation
Scientists Affected: Public Health
Agency(s):
Federal → HHS
Presidential Administration: Trump Administration (Second)
Summary:
HHS Secretary Robert F. Kennedy, Jr., made several false or misleading statements during a Senate Finance Committee hearing, including claiming that “there’s no clinical data” to support Covid vaccine recommendations for healthy people and that “nobody knows” how many Americans have died from Covid.
Update Status: No Updates

Florida Surgeon General Misrepresents Safety of Vaccines

Date: 09/03/2025
Explanation: Bias and Misrepresentation
Scientists Affected: Public Health
Agency(s):
State → FL
Presidential Administration: N/A
Summary:
In announcing plans to end all state vaccine mandates, Florida Surgeon General Joseph Ladapo made several false or misleading claims about the safety of vaccines and described them as “poison.”
Update Status: No Updates