The findings show how the H5N1 bird flu virus is evolving in livestock and what that may mean for human health.

Millions of objects stashed at a site open only to select visitors tell the history of Earth's inhabitants.

Using AI later in solving tough problems boosts critical thinking and memory, a study shows, highlighting trade-offs between speed and reasoning.

Claims that fluoride in drinking water causes cognitive delays in kids are driving U.S. policy. A new study finds no evidence to back them.

Advances in decoding animal sounds might someday make animal translators a possibility.