Chemistry is a branch of science that involves the study of the composition, structure and properties of matter. Often known as the central science, it is a creative discipline chiefly concerned with ...

President Trump announced new tariffs on pharmaceuticals, heavy trucks, and furniture, including a 100% duty on patented drugs, with some exemptions. Thursday's move is one of Trump's new ...

Aug. 26, 2025 — Scientists have cracked one of chemistry’s toughest challenges with indoles, using copper to unlock a spot once thought too stubborn to change. The ...