surprising source

Astronomers say they have traced a mysterious pulsing in the Milky Way to a surprising source: a dead star locked in a dance with another star

Rabbits may have a surprising source of calcium — eating their own teeth. Rabbits' teeth grow continuously, and bunnies wear them down by munching fiber-rich foods. Scientists suggest rabbits recycle a fine powder resulting from this constant grinding to fuel tooth growth.

Heart Mystery Solved: Scientists Uncover Surprising Source of Cardiac Inflammation

The Surprising Source of Radiation Coming From Black Holes

The Surprising Source of Radiation Coming From Black Holes

The Surprising Source of Radiation Coming From Black Holes

A Surprising Source of Oxygen in the Deep Sea

A Surprising Source of Oxygen in the Deep Sea

A Surprising Source of Oxygen in the Deep Sea

Hubble Telescope finds surprising source of brightest fast radio burst ever