In tens of thousands of comments, researchers, doctors and others warned the rule could hamper progress on important health issues.

The FDA has released draft guidance that aims to clear up how drug developers can use alternative testing – but that doesn’t mean animal testing in the US is over.

On Christmas Day, while most world leaders shared messages of peace, Donald Trump ordered airstrikes, threatened political enemies, and ended his public statement with “Enjoy what may be your last Mer...

In 2018, officials at the U.N. laughed at Trump because they thought he was kidding. In 2025, they stopped laughing because they know he isn’t kidding.

Many worry about retribution. But for others, speaking out is worth the risk

The unvaccinated school-age child is the first confirmed fatality in Texas’s worst measles outbreak in three decades.

The National Institutes of Health had to stop considering new grant applications, delaying funding for research into diseases ranging from heart disease and cancer to Alzheimer's and allergies.

Another spillover of the H5N1 bird flu virus from wild birds to dairy cattle appears to have occurred, this time in Arizona.

“People are scrambling” to see if their sensitive information has been accessed by Musk’s programmers, said one federal intelligence employee.

The Senate held a final vote on whether to approve Robert F. Kennedy Jr. for Health and Human Services secretary after a three-month confirmation fight.