Material from asteroid Ryugu riddled with earthly microbes provides a cautionary tale for scientists seeking signs of alien ...

This is an opinion and analysis article, and the views expressed by the author or authors are not necessarily those of Scientific American.

The universe’s light-starved early epochs, as well as the first stars and galaxies, lie beyond the reach of conventional ...

The J particle; a nitroglycerin engine ...

A favorite genre of scientific discovery is the one that begins with data so strange that researchers think something is ...

Life on our planet has experienced many mass extinctions over its 4.5 billion years. Scientists see evidence for at least five major episodes that eradicated creatures great and small. And many ...

People tend to have the sense that their inner thoughts and feelings are much richer than what they are capable of expressing in real time. Elon Musk has spoken publicly about this “bandwidth ...

RFK, Jr., Could Run the Agency That Oversees CDC, FDA and NIH. Here’s What That Means for Public Health RFK, Jr., could restructure the CDC, FDA and NIH in pursuit of his flawed vision of public ...

RFK, Jr., Could Run the Agency That Oversees CDC, FDA and NIH. Here’s What That Means for Public Health RFK, Jr., could restructure the CDC, FDA and NIH in pursuit of his flawed vision of public ...

The more exciting, transformative and revolutionary a science result appears, especially if it comes out of nowhere, the more ...

So what are health-conscious people to do? Consider this special issue of Scientific American an antidote to toxic quackery and honest confusion about health. One easy way to improve body and mind ...