University of Arizona

A new treasure trove of globular clusters holds clues about galaxy evolution.

The finding marks the first time such a feature has been seen on an exoplanet.

Due to its orbit, it can only be observed from Earth for a few weeks every April.

Even galaxies don't like to be alone.

The new devices could mean massive improvements in the monitoring and treatment of diseases.

An unknown methane-producing process is likely at work in the hidden ocean beneath.

The quasar hosts a supermassive black hole equivalent to the combined mass of 1.6 billion suns.

Einstein's description of gravity just got much harder to beat.

Jupiter's moons are hot.

Scientists' ice age "hindcast" may shed light on future climate.

Like Earth, the upper layers of planets like Saturn, Jupiter, Uranus, and Neptune are so hot. But, unlike earth- all these planets are so...

Men and women experience pain differently. However, the mechanisms mediating this difference are unclear. Scientists from the University of Arizona College of Medicine- Tucson in...