Scientific American Magazine

Huge empty areas of the universe called voids could help solve the greatest mysteries in the cosmos

Most people naturally have good vitamin D levels. Overhyped claims that the compound helps to fight diseases from cancer to depression aren’t borne out by recent research

Streams in Alaska are turning orange with iron and sulfuric acid. Scientists are trying to figure out why

Preventing initial episodes might stop depression from becoming a disabling chronic condition

The quest for the einstein tile—a shape never seen before in mathematics—turned up even more discoveries than mathematicians counted on

New research on asexuality shows why it’s so important for doctors and therapists to distinguish between episodes of low libido and a consistent lack of sexual attraction