Scientific American Magazine

What if the smallest bits of matter actually harbor an undiscovered world of particles?

Biologists have coaxed cells to form a retina, a step toward growing replacement organs outside the body

Loss of ice, melting of permafrost and other climate effects are occurring at an alarming pace

Recent fossil discoveries reveal the surprising evolutionary history of penguins

The United States faced down authoritarian governments on the left and right. Now it may be facing an even greater challenge from within

Children of scientists and engineers may inherit genes that not only confer intellectual talents but also predispose them to autism

Quantum theory once seemed like the last nail in the coffin of pure reason. Now it's looking like its savior

Scientific American rates the candidates' answers to 14 science questions