Increasing wariness in Washington over China’s investments in U.S. biotechnology companies may cool a hot source of capital for medical startups.

Swiss drugmaker Roche is buying U.S.-based Jecure Therapeutics, joining Pfizer, Gilead Sciences and Novartis in pursuit of new drugs to treat fatty liver disease.

Altered peptides from a South American wasp’s venom can kill bacteria but are nontoxic to human cells.

Researchers take an ordinary white button mushroom and supercharge it with clusters of tightly-packed cyanobacteria and swirls of graphene nanoribbons to make electricity