UA student killed in crash ID'd

A 19-year-old UA student who crashed on his motorcycle on Mount Lemmon and died Friday was identified as Spencer Repp, an official said.

For those craving snow, mountains have plenty

There is something quite wondrous about breaking a fresh trail - in science, in art and even in a medium as simple, and yet sublime, as new-fallen snow.

National Weather Service says there could be snow in Tucson valley Wednesday

The National Weather Service has issued a winter storm warning in effect through 11 p.m. Wednesday. The storm is expected to bring showers and snow Wednesday — with some blizzard conditions possible in mountain areas — and much colder temperatures. Wind gusts of nearly 40 mph are likely.

Mount Lemmon highway closed at the base Monday night

A cold front moving through Southern Arizona closed down Mount Lemmon highway at the base Monday night.

Tucson builder to reopen Saguaro Corners

Target date is April 1.

Some Mount Lemmon highway restrictions lifted

The highway up Mount Lemmon remains closed to most travelers due to severe weather conditions. However, the road reopened at noon to visitors with four-wheel drive or tire chains.

Road to Mt. Lemmon closed

The road up Mount Lemmon is closed due to white-out conditions.

Rollover on Mount Lemmon Sunday sends several to hospital

A rollover on Mount Lemmon Sunday morning resulted in the vehicle’s driver sustaining critical injuries, and several passengers suffering from minor injuries, officials said.

Higher Catalinas expected to get dusting of snow

The higher mountains around Tucson could be capped with snow this morning in the wake of a storm that brought rain to Tucson overnight.

Storm to bring rain, mountain snow to Tucson

Rain is on the way — and higher mountains likely will be capped with snow.

Law & Order Briefs

Tucson man arrested in roommate killing

Tucson woman killed in sand rail wreck

A Tucson woman died over the weekend as a result of a two-vehicle accident on Mount Lemmon Road.

Law & Order Briefs

Accountant pleads guilty in Chuy's case

Review: Yes, they have pies at Mount Lemmon restaurant

And a broader, tastier menu than their predecessor.

Where science soars

Nate Abramson is one of the specialists who are studying the critical zone of the Catalinas, the space from the aquifer to the treetops where the landscape we depend on evolves. He and others are studying precisely how the range just north of Tucson formed and how it made what lies below.

Catalinas' rock: Life's foundation

Nate Abramson is the research tech for the Critical Zone Observatory, which is measuring the movement of water, chemical composition, rainfall and other items on several slopes in the Santa Catalina Mountains. Here he collects data from one of the automated water samplers.

Catalinas' rock: Life's foundation

It all starts with the rock.

Treks to collect water samples a regular research task

Nate Abramson pumps water into a sample container in the Catalinas. It's part of a regular task he performs to monitor water quality, rainfall and more in the Critical Zone Observatory.