Scientific American

Teens have access to vastly more potent cannabis than their parents had at their age. Parents need to understand the risks, including psychosis

A breakthrough in Hilbert’s sixth problem is a major step in grounding physics in math

The brain’s response to information depends on language’s grammatical structure

After netting the world’s highest-paying science award, preeminent theoretical physicist Gerard ’t Hooft reflects on his legacy and the future of physics

The owners of a controversial mining license have begun extracting valuable metals from the ocean floor

Colossal Bioscience says it has “de-extincted” the dire wolf, but other scientists disagree and say more important conservation science is being lost in all the hype