The University of Arizona

Meteorites Date Moon-Forming Impact Event

UANews | April 16, 2015
Through a combination of data analysis and numerical modeling work, researchers have found a record of the ancient moon-forming giant impact observable in stony meteorites. The research indicates numerous kilometer-sized fragments from the giant impact struck main belt asteroids at much higher velocities than typical main belt collisions.

Accelerating Universe: Not As Fast?

UANews | April 10, 2015
A UA-led team of astronomers has found that the expansion of the universe since the Big Bang might not be quite as fast as textbooks say, thanks to a diversity of supernovae.

Ecosystem Metaphor May Apply to Humans

UANews | April 9, 2015
Principles from biological systems that are parallel to human systems may provide ways of understanding how human groups — and even terrorist organizations — function.

E-Week: Fun, Games and Brains

UANews | April 7, 2015
With 28 student clubs participating, this year's edition could be the biggest one yet in promoting engineering to the UA campus and the community.

UA-Led Study Resolves Reptilian Family Tree

UANews | April 3, 2015
New research has helped settle the relationships among the major groups of lizards and snakes, and it has implications for future studies in ecology and evolutionary biology.

EarthWeek 2015 to Showcase Student Research

UANews | April 2, 2015
The annual student-organized event, now in its sixth year, will include 110 poster presentations, 111 oral presentations and five keynote speakers.

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