Study sheds light on origin of genetic code

Dec. 12, 2024

In this AI-generated illustration of Earth at the dawn of life, a distant volcano towers over a barren, shallow ocean shore. It is possible the earliest life forms evolved in such environments.

A type of immune cell could hold a key to preventing scar tissue buildup in wounds

Researchers in the College of Medicine – Tucson’s Department of Surgery are uncovering new insights into how mechanical strain on cells affects healing.

OSIRIS-APEX spacecraft takes selfie with Earth during flyby

The spacecraft of the U of A-led OSIRIS-APEX mission performed a "slingshot" maneuver around Earth as part of its journey to catch up with its mission target, asteroid Apophis.

Unraveling the mysteries of ancient solar storms and earthquakes

Tree-ring and planetary scientists are preparing for the big natural events thanks to a Big Idea Challenge grant and a new laboratory.