Our brains are increasingly plastic. Minuscule shards and flakes of polymers are surprisingly abundant in brain tissue, a study of postmortem brains shows.

Quantum physics underlies technologies from the laser to the smartphone. The International Year of Quantum marks a century of scientific developments.

Two gargantuan canyons on the moon were carved by a hailstorm of rocks — and that’s good news for future lunar astronauts.

Urban wildfires like LA’s make harmful chemicals from burning plastics and electronics that can make indoor air dangerous for months.

Riley Black’s new book, When the Earth was Green, uses the latest research to envision the ancient worlds of our favorite prehistoric animals.