To celebrate Scientific American ’s 180th anniversary, we’re publishing jigsaw puzzles to show off some of our most ...

On Valentine's Day, images of couples are everywhere. They're buying each other diamond rings, making eyes over expensive restaurant meals and canoodling over chocolate-covered strawberries and ...

School closures and hospitalizations from an unexpected early spike in flu cases in Japan has experts concerned about what ...

The FDA wants to reevaluate the use of aluminum adjuvants despite a long record of safe use in vaccines President Donald ...

After a 35-year quest, the final solution to a famous puzzle called Kryptos has been found. Two writers discovered the fourth ...

We reviewed dozens of studies and spoke with researchers to find out whether any supplements demonstrate anti-inflammatory ...

Controversial evidence hints that complex life might have emerged hundreds of millions of years earlier than previously ...

Genetic screening can mean that people at risk of type 1 diabetes get earlier treatment and better outcomes This article is ...

Flex your math muscles with this weekend’s brain teaser. Play now.

Humans aren’t very efficient movers—until you put us on a bicycle, when we become some of the most energy-efficient land ...

Although teplizumab doesn’t work for everyone and how much it delays progression varies, it has inspired new directions in ...

Brain and psychology researchers are delving into how slides down the moral slope begin and what keeps them going. Initially ...