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Today: January 27, 2025
Today: January 27, 2025
University of Arizona

University of Arizona

Staff Writer

Latest From University of Arizona

Science|Technology

One large Milky Way galaxy or many galaxies? 100 years ago, a young Edwin Hubble settled astronomy’s ‘Great Debate’

Hubble’s work pushed the field of astronomy forward, starting with his paper demonstrating that some objects exist outside our galaxy.

One large Milky Way galaxy or many galaxies? 100 years ago, a young Edwin Hubble settled astronomy’s ‘Great Debate’
MidEast|Political|World

As Gaza ceasefire takes hold, Israeli forces turn to Jenin – a regular target seen as a center of Palestinian resistance

Israel has launched what it describes as an ‘extensive and significant’ operation in the West Bank camp, home to 25,000 refugees.

News|Science|Technology|World

Space junk in Earth orbit and on the Moon will increase with future missions − but nobody's in charge of cleaning it up

Treaties meant to ensure sustainability in space don’t currently regulate private companies, and not every country has signed on to an agreement for sustainable space exploration.

Science|Technology

Powerful black holes might grow up in bustling galactic neighborhoods

An astronomer and ‘black hole historian’ explains how the parts of the universe black holes grow in might influence how quickly they become bright, supermassive objects.

MidEast|News|Opinion

30 years after Arafat-Rabin handshake, clear flaws in Oslo Accords doomed peace talks to failure

A famous gesture kick-started hopes of peace in the Middle East. But today, the idea of a two-state solution seems further away than ever before.

Crime|Health

Offering treatment to drug users instead of arresting them reduces crime and addiction – new research into police diversion program shows

Police diversion programs for drug users shift officers’ focus from criminalization to treatment.

Science|Technology

NASA report finds no evidence that UFOs are extraterrestrial

Months after a military officer made sensational claims about unexplained objects in the skies, NASA released a report loosely outlining a scientific approach for analyzing UAP reports.

NASA report finds no evidence that UFOs are extraterrestrial
Crime|News|Opinion|Political|US

Gangsters are the villains in 'Killers of the Flower Moon,' but the biggest thief of Native American wealth was the US government

The Osage murders of the 1920s are just one episode in nearly two centuries of stealing land and resources from Native Americans. Much of this theft was guided and sanctioned by federal law.

Gangsters are the villains in 'Killers of the Flower Moon,' but the biggest thief of Native American wealth was the US government
Science|Technology

Space rocks and asteroid dust are pricey, but these aren't the most expensive materials used in science

Some space rocks you can get for free – if you know how to identify them. Rarer materials cost more, and the asteroid sample NASA just brought back has a high price tag.

Space rocks and asteroid dust are pricey, but these aren't the most expensive materials used in science
News|Science

Asteroids in the solar system could contain undiscovered, superheavy elements

Scientists have been searching Earth’s surface for superheavy elements too difficult to make in the lab, but now, many are looking to the skies instead.

Asteroids in the solar system could contain undiscovered, superheavy elements
News|Opinion|Political

'From the river to the sea' – a Palestinian historian explores the meaning and intent of scrutinized slogan

The slogan has been attacked as ‘antisemitic’ and defended as a ‘call for freedom.’ Behind the controversy is decades of usage.

'From the river to the sea' – a Palestinian historian explores the meaning and intent of scrutinized slogan
Science

Why isn't there any sound in space? An astronomer explains why in space no one can hear you scream

Sound needs matter to propagate, so the vast vacuum of space is not just empty − it’s silent.

Why isn't there any sound in space? An astronomer explains why in space no one can hear you scream
Science

Why are some black holes bigger than others? An astronomer explains how these celestial vacuums grow

Pictures of black holes have a white outline around them when photographed, due to one of black holes’ unique and key features.

Why are some black holes bigger than others? An astronomer explains how these celestial vacuums grow
Science

Orbital resonance − the striking gravitational dance done by planets with aligning orbits

Orbital resonance is kind of like musical harmony, but systems that display it are far more rare than songs with harmonic melodies.

Orbital resonance − the striking gravitational dance done by planets with aligning orbits
Environment|Science|Technology

More climate-warming methane leaks into the atmosphere than ever gets reported – here’s how satellites can find the leaks and avoid wasting a valuable resource

Methane is a potent greenhouse gas that can leak from oil and gas wells, pipelines and landfills. Satellites can spot the releases fast enough to get them fixed and help protect the climate.

More climate-warming methane leaks into the atmosphere than ever gets reported – here’s how satellites can find the leaks and avoid wasting a valuable resource
Science|Technology

The Mars Sample Return mission has a shaky future, and NASA is calling on private companies for backup

It’s not easy to collect rocks on a budget when the rocks are 140 million miles away.

The Mars Sample Return mission has a shaky future, and NASA is calling on private companies for backup
Economy|News|World

The price of rebuilding Ukraine goes up each day − but shirking the bill will cost even more

The World Bank estimates that it will take $480 billion of investment to get Ukraine back on its feet after the war.

The price of rebuilding Ukraine goes up each day − but shirking the bill will cost even more
Business|Economy|Finance

Weather risk can move markets months in advance: Stock traders pay attention to these 2 long-range climate forecasts

Option price swings show how much traders believe seasonal climate and weather matters for all sorts of industries, not just the ones you might expect.

Weather risk can move markets months in advance: Stock traders pay attention to these 2 long-range climate forecasts
Health

Service dogs can reduce the severity of PTSD for veterans – new research

These dogs are trained to try to interrupt panic attacks and provide deep calming pressure to the people they’re matched with.

Service dogs can reduce the severity of PTSD for veterans – new research
Science|Technology

Federal funding for major science agencies is at a 25-year low

Research funding is down in recent years despite promises made with the CHIPS and Science Act.

Federal funding for major science agencies is at a 25-year low
Environment|Science|Technology

5 lessons from ancient civilizations for keeping homes cool in hot, dry climates

Builders knew how to keep people cool in hot, dry climates thousands of years ago. It’s time to get that knowledge back.

5 lessons from ancient civilizations for keeping homes cool in hot, dry climates
Science|Sports|Technology

Space travel comes with risk − and SpaceX’s Polaris Dawn mission will push the envelope further than any private mission has before

Traveling to space is riskier than many extreme sports − an increase in private missions could mean more civilians taking that risk.

Space travel comes with risk − and SpaceX’s Polaris Dawn mission will push the envelope further than any private mission has before
Arts|Education|News|US

Photographer Louis Carlos Bernal memorialized the barrios at the US-Mexican border

Even though Bernal is known as the father of Chicano photography, his work has long been overlooked. Now he’s the subject of a new exhibition at the University of Arizona.

Photographer Louis Carlos Bernal memorialized the barrios at the US-Mexican border
MidEast|News|Political

Palestinians want to choose their own leaders – a year of war has distanced them further from this democratic goal

Despite a recent push to reconcile Palestinian political parties and work toward elections, Palestinians are no nearer to democratic representation.

Palestinians want to choose their own leaders – a year of war has distanced them further from this democratic goal
Arts|Entertainment

The woman who revolutionized the fantasy genre is finally getting her due

A woman with dwarfism, Judy-Lynn del Rey founded the imprint that put out fantasy hits such as ‘The Chronicles of Thomas Covenant the Unbeliever’ and ‘The Sword of the Shannara.’

The woman who revolutionized the fantasy genre is finally getting her due

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