Skip to main contentSkip to main content
Arizona Daily Star
83°
  • Sign in
  • Subscribe Now
  • Manage account
  • Logout
    • Manage account
    • e-Newspaper
    • Logout
  • News
    • Sign up for newsletters
    • Local
    • Arizona
    • Business
    • Crime
    • Nation & World
    • Markets & Stocks
    • SaddleBrooke
    • Politics
    • Archives
    • News Tip
  • Arizona Daily Star
    • E-edition
    • E-edition-Tutorial
    • Archives
    • Special Sections
    • Merchandise
    • Circulars
    • Readers' Choice Awards
    • Buyer's Edge
  • Obituaries
    • Share Your Story
    • Recent Obituaries
    • Find an Obituary
  • Opinion
    • Submit a Letter
    • Submit guest opinion
    • Letters to the Editor
    • Opinion & Editorials
    • National Columnists
  • Sports
    • Arizona Wildcats
    • Greg Hansen
    • High Schools
    • Roadrunners
  • Lifestyles
    • Events Calendar
    • Arts & Theatre
    • Food & Cooking
    • Movies & TV
    • Movie Listings
    • Music
    • Comics
    • Games
    • Columns
    • Play
    • Home & Gardening
    • Health
    • Get Healthy
    • Parenting
    • Fashion
    • People
    • Pets
    • Travel
    • Faith
    • Retro Tucson
    • History
    • Travel
    • Outdoors & Rec
    • Community Pages
  • Brand Ave. Studios
  • Join the community
    • News tip
    • Share video
  • Buy & Sell
    • Place an Ad
    • Shop Local
    • Jobs
    • Homes
    • Marketplace
    • I Love A Deal
  • Shopping
  • Customer Service
    • Manage My Account
    • Newsletter Sign-Up
    • Subscribe
    • Contact us
  • Mobile Apps
  • Weather: Live Radar
  • Facebook
  • Twitter
  • Bluesky
  • YouTube
  • Pinterest
  • Instagram
© 2026 Lee Enterprises
Terms of Service | Privacy Policy
Arizona Daily Star
News+
Read Today's E-edition
Arizona Daily Star
News+
  • Log In
  • $1 for 3 months
    Subscribe Now
    • Manage account
    • e-Newspaper
    • Logout
  • E-edition
  • News
  • Obituaries
  • Opinion
  • Wildcats
  • Lifestyles
  • Newsletters
  • Comics & Puzzles
  • Buyer's Edge
  • Jobs
  • 83° Fair
Updating results

Chemistry

Advanced Search
Showing: 1-25 of 281
Letter: Toilet-to-tap flap
Local-issues

Letter: Toilet-to-tap flap

  • James Abels, Midtown
  • Dec 20, 2024

Toilet to tap has been going on long before the toilet was invented. Consider every organism (animal) in the oceans, lakes and rivers lives in…

U of A wins Army funding to develop hand-held biological sensing device
Local College News

U of A wins Army funding to develop hand-held biological sensing device

  • Prerana Sannappanavar
  • Updated Dec 18, 2025

A team of University of Arizona researchers has received $2.1 million from the U.S. Army to build a hand-held version of a biological and chem…

Local opinion: Hudbay's dangerous plans for Copper World
Columnists

Local opinion: Hudbay's dangerous plans for Copper World

  • Charles Stack Special to the Arizona Daily Star
  • Sep 11, 2024

Hudbay will bring sulfur from outside, burn this in process equipment, and according to Pima County and Hudbay, manufacture 1,100 tons of acid per day. Toxic chemicals such as sulfur trioxide and sulfur dioxide will be formed during the acid manufacturing process.

Chemical reaction in concrete is causing streets to self-destruct: 'Headache for us all'
Nation & World

Chemical reaction in concrete is causing streets to self-destruct: 'Headache for us all'

  • Steve Liewer Omaha World-Herald
  • Updated Mar 18, 2025

Some roads are slowly killing themselves, self-destructing because of a hard-to-stop chemical reaction. Nebraska seems to be ground zero.

Drug trafficker who owned mansion tells all about his criminal rise and how it suddenly fell apart
Crime

Drug trafficker who owned mansion tells all about his criminal rise and how it suddenly fell apart

  • Patrick Lakamp News Enterprise Editor
  • Updated Dec 9, 2025

On the 13th day of testimony in Joseph Bongiovanni's bribery and corruption trial, Ronald Serio emerged as a pivotal witness naming names. Serio identified or confirmed the roles of more than two dozen people who he said helped him grow, buy, sell or transport illegal drugs.

Sheriff's Office avoided using DEA database, so federal agent did not see an arrest coming
Crime

Sheriff's Office avoided using DEA database, so federal agent did not see an arrest coming

  • Patrick Lakamp News Enterprise Editor
  • Updated Dec 9, 2025

Joseph Bongiovanni didn’t know about the Ronald Serio search warrants and surveillance by the Erie County Sheriff's Office, prosecutors say, and testimony in the former DEA agent's bribery trial revealed that the reluctance of sheriff's detectives to use a DEA database helped keep their Serio investigation from becoming known to Bongiovanni.

Informant says DEA never asked him to help collar drug trafficker living in Amherst mansion
Crime

Informant says DEA never asked him to help collar drug trafficker living in Amherst mansion

  • Patrick Lakamp News Enterprise Editor
  • Updated Dec 9, 2025

Prosecutors allege Joseph Bongiovanni's handling of the informant helped shield Ronald Serio and others in his drug-trafficking organization from investigation.

Lifelong friend testifies bribing DEA agent gained drug traffickers a 'watchful eye'
Crime

Lifelong friend testifies bribing DEA agent gained drug traffickers a 'watchful eye'

  • Patrick Lakamp News Enterprise Editor
  • Updated Dec 9, 2025

Testifying for nearly four hours Wednesday, Louis Selva barely looked at the defense table where his friend since sixth grade, Joseph Bongiovanni, sat.

Deep roots of friendship are intertwined in alleged scheme to bribe DEA agent
Crime

Deep roots of friendship are intertwined in alleged scheme to bribe DEA agent

  • Patrick Lakamp News Enterprise Editor
  • Updated Dec 9, 2025

Louis Selva is expected to share with jurors insider information that only he and a few other people know about how and why – and for how much money – Joseph Bongiovanni used his job as a DEA agent to shield a drug-trafficking organization from investigation and alert it to informants, Assistant U.S. Attorney Joseph Tripi said.

Prosecutor: DEA agent Bongiovanni became 'a double agent' for drug traffickers in WNY
Crime

Prosecutor: DEA agent Bongiovanni became 'a double agent' for drug traffickers in WNY

  • Patrick Lakamp News Enterprise Editor
  • Updated Dec 9, 2025

"This is a simple case about a dishonest and corrupt special agent who violated his oath and duty to enforce the drug laws of this nation in exchange for up to a quarter of a million dollars in bribes," Assistant U.S. Attorney Joseph Tripi said Thursday in his opening statement at Joseph Bongiovanni's trial.

  •   Prev
  • Next  

Most Popular

  • As water lifeline evaporates, Arizona faces a cultural change over water use

  • Cool-headed Arizona Wildcats defy history, beat Purdue 79-64 to reach Final Four

  • Thousands take part in 'No Kings' protests in Tucson

  • Homes in this Tucson-area community to start at $2 million

  • 5 takeaways from Arizona’s win over Purdue to send Wildcats to the Final Four | Michael Lev

Arizona Daily Star
  • Facebook
  • Twitter
  • Bluesky
  • YouTube
  • Instagram
  • Arizona Daily Star Store
  • This is Tucson
  • Saddlebag Notes
  • Tucson Festival of Books

Sites & Partners

  • E-edition
  • Classifieds
  • Events calendar
  • Careers @ Lee Enterprises
  • Careers @ Gannett
  • Online Features
  • Sponsored Blogs
  • Get Healthy

Services

  • Advertise with us
  • Register
  • Contact us
  • RSS feeds
  • Newsletters
  • Photo reprints
  • Subscriber services
  • Subscription FAQ
  • Licensing
  • Shopping
© Copyright 2026 Arizona Daily Star, PO Box 26887 Tucson, AZ 85726-6887
Terms of Use | Privacy Policy | Advertising Terms of Use | Do Not Sell My Info | Cookie Preferences
Powered by BLOX Content Management System from bloxdigital.com.
  • Notifications
  • Settings
You don't have any notifications.

Get up-to-the-minute news sent straight to your device.

Topics

News Alerts

Breaking News