Scientific American Magazine

Millions suffer from ailments such as type 1 diabetes and lupus, in which the body attacks itself

One patient recounts her journey through a world of disabling symptoms, ineffective treatments and dismissive doctors

About 80 conditions can be described as autoimmune disorders, although definitions are still changing

New evidence indicates that target cells may play a role in their own destruction

The effects of sex hormones, X chromosomes and different gut microbes may be parts of the answer

By aiming at specific genes or cells, researchers can boost effectiveness and reduce side effects

Despite the best efforts of scientists eager to study Earth’s sister world, U.S. efforts to send a dedicated spacecraft to Venus languished—until NASA made a surprising announcement

But it is unclear if oil and gas companies and their regulators will respond

An ambitious and popular project to connect the dangerously inbred Santa Monica mountain lions to a larger population is about to break ground