Scientific American Magazine

Archaeological and genetic discoveries topple long-standing ideas about the domestication of equines

Mathematicians have found a new kind of shape with connections to nature and art

Changing the ocean’s chemical and biological makeup could force it to pull vast amounts of planet-warming carbon from the atmosphere. But is that a line we want to cross?

Intense health anxiety is a true mental illness and threatens lives. The good news is that it’s treatable

Oil rigs around the world are habitats for marine species. When they stop producing oil, should they be removed or allowed to stay?

Understanding curiosity can help people—and robots—learn faster