Oxytetracycline, approved by the US government to combat citrus scourge, may not work—at least not as a spray.

Scientists spent five years reconstructing what is now the oldest HIV-1 genome yet recovered.

The company Cell Vault offers to hold consumers’ T cells for later use, but scientists suggest the service would benefit very few users.

The glia seem to make up part of a newly described sensory organ, the discoverers suggest.

The Northwestern University professor developed surface-enhanced Raman spectroscopy, an invaluable technique for detecting and identifying individual molecules.

Physical activity, independent of diet, shifts the composition of bacteria in the intestines, spurring researchers to search for species that might provide benefits akin to working out.

Stop Animal Exploitation Now issues a federal complaint against Johns Hopkins scientists, saying they messed up surgeries on nine animals.

The US Food and Drug Administration green lights a therapy for an extreme form of multidrug resistant TB.

Novartis, which bought the biotech firm in 2018, announced that the company’s top scientists have left, and news reports say it’s because they were involved in using manipulated data to get the gene therapy Zolgensma approved.