Michael Reinoehl, 48, had been accused of fatally shooting an opposing demonstrator, Aaron “Jay” Danielson, in downtown Portland on Aug. 29, 2020. Danielson was a supporter of the right-wing group Patriot Prayer and was walking in downtown Portland after a rally when he was shot.

The US Food and Drug Administration will now require Covid-19 vaccines from Pfizer/BioNTech and Moderna to use expanded warning labels with more information about the risk of a rare heart condition after vaccination.

The Trump administration wants to cut funding for species recovery grants, imperiling UC Davis Bodega Marine Laboratory’s efforts to bring the white abalone back from the brink of extinction.

U.S. prices for newly-launched pharmaceuticals more than doubled last year compared to 2021, as companies leveraged scientific advances to develop more therapies for rare diseases, which typically command high prices,

The U.S. Food and Drug Administration has issued a warning about a rare but severe reaction that can happen to people who stop taking oral allergy medicines like Zyrtec or Xyzal.

Subungual melanoma, which appears under fingernails and toenails, is a rare but serious form of skin cancer that typically isn’t caused by sun exposure.

A spinning neutron star orbits the remnants of a once-massive companion it has stripped to its core.

U.S. wildlife officials want to add a rare Nevada fish to the list of endangered species. A federal proposal was issued Wednesday for the Fish Lake Valley tui chub.

Sun Pharmaceutical , India's largest drugmaker by revenue, reported a bigger adjusted quarterly profit on Thursday, driven by strong domestic demand for its drugs to treat rare diseases.

Although the side effect is rare, the FDA said some patients experienced severe itching that required medical attention.

The subalpine woolly rat lives high in the mountains of New Guinea, where it spends its nights searching for plants to eat and its days hiding in underground burrows or tree canopies. This furry rodent is massive,