Topic: University of Arizona

Is it really cheaper to mine platinum from an asteroid? (+video)

A new company backed by Silicon Valley billionaires and Hollywood moguls seeks to extract precious metals from asteroids. Is doing so really cheaper than mining metals on Earth?

As tide of illegal immigrants goes home, will US economy suffer?

Opinion Individual mandate in Obama's health care law: good for freedom, bad for free-riders

Scientists explain pileups of gigantic alien worlds

Stars create gaps devoid of gas giants, study finds

Sea level studies: US coasts even more vulnerable than previously thought

Is Mars sucking water from its own atmosphere?

America's big wealth gap: Is it good, bad, or irrelevant?

Rep. Giffords leads Tucson shooting remembrance

Gabrielle Giffords: amid somber tributes, questions about reelection grow

Top 10 sports biographies I wish somebody would write

What will happen after sun vaporizes Earth? Scorched planets hold clues.

Global warming: winners and losers in the Arctic's 'new normal'

The Monitor's View Vinegar of politics needs honey of civility

Opinion To boost incomes, Uncle Sam should lend a hand

Opinion Beyond Yemen, Awlaki: Look for core Al Qaeda members outside the hot spots

Why are Michele Bachmann and Mitt Romney campaigning early in Arizona?

Scientists find 'best evidence' yet for liquid water now on Mars

In Pictures Gabrielle Giffords, political survivor

Putting pizzazz into pet adoption

Monster wildfire in Arizona: A glimpse of what climate change could bring

Jared Loughner: How to tell if shooting suspect is fit to stand trial?

Huge asteroid to buzz Earth in November

Tucson district in turmoil over state ban on ethnic studies

Guns in government buildings? Four controversial gun rights bills in Arizona.