This is where Emmy Noether, a groundbreaking German mathematician, comes into the picture. She found a breathtakingly simple ...

Philadelphia sued the Trump administration after it directed the Park Service to rip out a memorial to slavery. Elsewhere, materials about climate change and labor history were being removed. By ...

Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives.