For nearly a century, scientists have been searching for direct evidence of dark matter—one of the key missing pieces of our theoretical understanding of the universe. While we have glimpsed the ...

Researchers have combined physics and biology in a study that provides the first direct evidence explaining why we sleep. Viewing the brain like a biological computer whose resources are drained ...

Scientists have captured the first–ever direct evidence for dark matter, the elusive substance that makes up more than a quarter of the universe. Using NASA's Fermi telescope, researchers have ...

First direct evidence shows rocket reentries can release lithium into the upper atmosphere. Measurements by Robin Wing et al. confirm pollution from a Falcon 9 reentry in February 2025.