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Colorado has high levels of radon, which can cause lung cancer – here’s how to lower your risk

  • Written by Jan Lowery, Professor of Epidemiology, Colorado School of Public Health, University of Colorado Anschutz Medical Campus
imageRadon exposure is the leading cause of lung cancer for people who have never used tobacco.Francesco Scatena/iStock via Getty Images

In Colorado, as of 2025, about 500 people a year die from lung cancer as the result of radon gas exposure. Nationally, the number of lung cancer deaths attributed to radon is about 21,000 per year.

Radon is present...

Read more: Colorado has high levels of radon, which can cause lung cancer – here’s how to lower your risk

Trump administration axed nutrition education program that saved more money than it cost, even as government encourages healthier eating

  • Written by Diane Cress, Associate Professor of Nutrition and Food Science, Wayne State University

If the government had found a way to save US$10 for every dollar it spent helping low-income people get healthier, wouldn’t it make sense for it to keep doing that?

Well, that’s exactly what the U.S. government did when it piloted the SNAP-Ed program in 1977. This U.S. Department of Agriculture program persisted for nearly 50 years...

Read more: Trump administration axed nutrition education program that saved more money than it cost, even as...

Probability underlies much of the modern world – an engineering professor explains how it actually works

  • Written by Zachary del Rosario, Assistant Professor of Engineering, Olin College of Engineering
imageProbability can explain why a coin flip has a 50/50 chance of landing heads versus tails, but it also can be used for more powerful applications. Monty Rakusen/DigitalVision via Getty Images

Probability underpins AI, cryptography and statistics. However, as the philosopher Bertrand Russell said, “Probability is the most important concept in...

Read more: Probability underlies much of the modern world – an engineering professor explains how it actually...

I’m a philosopher who tries to see the best in others – but I know there are limits

  • Written by Mark Schroeder, Professor of Philosophy, USC Dornsife College of Letters, Arts and Sciences
imageInterpreting someone's thoughts or actions can mean balancing their agency against the good. Kateryna Kovarzh/iStock via Getty Images

Understanding one another can be hard. There is a big difference between someone snapping at you out of contempt, and calling you out for a mistake because they believe in you and know you can do better. One of these...

Read more: I’m a philosopher who tries to see the best in others – but I know there are limits

Last nuclear weapons limits expired – pushing world toward new arms race

  • Written by Matthew Bunn, Professor of the Practice of Energy, National Security and Foreign Policy, Harvard Kennedy School
imageRussian ballistic missiles roll in Red Square during a Victory Day military parade.AP Photo/Alexander Zemlianichenko

For the first time in more than half a century, there are no binding restraints on the buildup of the largest nuclear forces on Earth. The New START treaty expired on Feb. 5, 2026, ending the last agreed limits on U.S. and Russian...

Read more: Last nuclear weapons limits expired – pushing world toward new arms race

‘Learning to be humble meant taming my need to stand out from the group’ – a humility scholar explains how he became more grounded

  • Written by Barret Michalec, Research Associate Professor of Nursing and Health Innovation, Arizona State University
imageA need to be seen as the biggest fish may stem from pride and insecurity.ballyscanlon via Getty Images

“Humble” is not a word my colleagues would use to describe me, especially early in my career.

In fact, when word got around that I was researching humility, I suspect more than a few choked on their coffee.

And even though I have...

Read more: ‘Learning to be humble meant taming my need to stand out from the group’ – a humility scholar...

Why Michelangelo’s ‘Last Judgment’ endures

  • Written by Virginia Raguin, Distinguished Professor of Humanities Emerita, College of the Holy Cross
imageMichelangelo's 16th-century fresco 'The Last Judgment.' Sistine Chapel collection via Wikimedia Commons

Michelangelo’s fresco of “The Last Judgment,” covering the wall behind the altar of the Sistine Chapel in Vatican City, is being restored. The work, which started on Feb. 1, 2026, is expected to continue for three months.

The...

Read more: Why Michelangelo’s ‘Last Judgment’ endures

The greatest risk of AI in higher education isn’t cheating – it’s the erosion of learning itself

  • Written by Nir Eisikovits, Professor of Philosophy and Director, Applied Ethics Center, UMass Boston
imageWill AI hollow out the pipeline of students, researchers and faculty that is the basis of today’s universities?Hill Street Studios/DigitalVision via Getty Images

Public debate about artificial intelligence in higher education has largely orbited a familiar worry: cheating. Will students use chatbots to write essays? Can instructors tell?...

Read more: The greatest risk of AI in higher education isn’t cheating – it’s the erosion of learning itself

Why the ‘Streets of Minneapolis’ have echoed with public support – unlike the campus of Kent State in 1970

  • Written by Gregory P. Magarian, Thomas and Karole Green Professor of Law, Washington University in St. Louis
imageOhio National Guardsmen on the Kent State University campus prepare to disperse student protesters on May 4, 1970. Troops later opened fire on students, killing four.Howard Ruffner/Getty Images

The president announces an aggressive, controversial policy. Large groups of protesters take to the streets. Government agents open fire and kill...

Read more: Why the ‘Streets of Minneapolis’ have echoed with public support – unlike the campus of Kent State...

Russia tested NATO’s airspace 18 times in 2025 alone – a 200% surge that signals a dangerous shift

  • Written by Frederic Lemieux, Professor of the Practice and Faculty Director of the Master's in Applied Intelligence, Georgetown University
imagePolice inspect damage to a house struck by debris from a shot down Russian drone in the village of Wyryki-Wola, eastern Poland, on Sept. 10, 2025.Wojtek Radwanski/AFP via Getty Images

Russian aircraft, drones and missiles have violated NATO airspace dozens of times since the full-scale invasion of Ukraine began in February 2022.

Individually, many...

Read more: Russia tested NATO’s airspace 18 times in 2025 alone – a 200% surge that signals a dangerous shift

More Articles ...

  1. Do animals have a future on Hollywood sets?
  2. FDA’s abrupt flip-flop on Moderna’s mRNA flu shot highlights growing risks to drug-makers of investing in vaccines
  3. Tahoe avalanche: What causes snow slopes to collapse? A physicist and skier explains, with tips for surviving
  4. How Jesse Jackson set the stage for Bernie Sanders and today’s progressives
  5. How deregulation made electricity more expensive, not cheaper
  6. When ICE sweeps a community, public health pays a price – and recovery will likely take years
  7. Florida’s immigrant entrepreneurs are creating jobs and prosperity in their communities
  8. Your gut microbes can be anti-aging – scientists are uncovering how to keep your microbiome youthful
  9. TrumpRx, Trump Kennedy Center, Trump National Parks passes − government free speech allows the president to name things after himself
  10. From Gettysburg to Minneapolis: How the American Civil War continues to shape how we understand contemporary political conflicts and their dangers
  11. I asked students whether they’d want to be teachers? They quickly responded, ‘Why would I?’
  12. Iran-US nuclear talks may fail due to both nations’ red lines – but that doesn’t make them futile
  13. Revisiting the story of Clementine Barnabet, a Black woman blamed for serial murders in the Jim Crow South
  14. In World War II’s dog-eat-dog struggle for resources, a Greenland mine launched a new world order
  15. Coffee crops are dying from a fungus with species-jumping genes – researchers are ‘resurrecting’ their genomes to understand how and why
  16. New dietary guidelines prioritize ‘real food’ – but low-income pregnant women can’t easily obtain it
  17. 3 generations of Black Philadelphia students report persistent anti-Black attitudes in schools
  18. Warming winters are disrupting the hidden world of fungi – the result can shift mountain grasslands to scrub
  19. White men file workplace discrimination claims but are less likely to face inequity than other groups
  20. Atrocities take place in democratic nations as well as autocratic ones – our database has logged them all
  21. How do people know their interests? The shortest player in the NBA shows how self-belief matters more than biology
  22. How a largely forgotten Supreme Court case can help prevent an executive branch takeover of federal elections
  23. Do special election results spell doom for Republicans in 2026?
  24. The intensity and perfectionism that drive Olympic athletes also put them at high risk for eating disorders
  25. 3D scanning and shape analysis help archaeologists connect objects across space and time to recover their lost histories
  26. Are women board members risk averse or agents of innovation? It’s complicated, new research shows
  27. OpenAI has deleted the word ‘safely’ from its mission – and its new structure is a test for whether AI serves society or shareholders
  28. Colorectal cancer is increasing among young people, as James Van Der Beek’s death reminds us – cancer experts explain ways to decrease your risk
  29. Counter-drone technologies are evolving – but there’s no surefire way to defend against drone attacks
  30. Trump’s EPA decides climate change doesn’t endanger public health – the evidence says otherwise
  31. Trump says climate change doesn’t endanger public health – evidence shows it does, from extreme heat to mosquito-borne illnesses
  32. FDA rejects Moderna’s mRNA flu vaccine application - for reasons with no basis in the law
  33. Nearly every state in the US has dyslexia laws – but our research shows limited change for struggling readers
  34. How the 9/11 terrorist attacks shaped ICE’s immigration strategy
  35. Citizenship voting requirement in SAVE America Act has no basis in the Constitution – and ignores precedent that only states decide who gets to vote
  36. Cement has a climate problem — here’s how geopolymers with add-ins like cork could help fix it
  37. Polymers from earth can make cement more climate-friendly
  38. Exiled Iranians and Venezuelans may well support regime change – but diasporas don’t always reflect the politics back home
  39. How business students learn to make ethical decisions by studying a soup kitchen in one of America’s toughest neighborhoods
  40. More than a feeling – thinking about love as a virtue can change how we respond to hate
  41. Addiction affects your brain as well as your body – that’s why detoxing is just the first stage of recovery
  42. Swarms of AI bots can sway people’s beliefs – threatening democracy
  43. Hesitation is costly in sports but essential to life – neuroscientists identified its brain circuitry
  44. Trump administration losing credibility with judges and grand juries – a former federal judge explains why this is ‘remarkable and unprecedented’
  45. Living in space can change where your brain sits in your skull – new research
  46. The rise of ‘Merzoni’: How an alliance between Germany’s and Italy’s leaders is reshaping Europe
  47. Green or not, US energy future depends on Native nations
  48. Martha Washington’s enslaved maid Ona Judge made a daring escape to freedom – but the National Park Service has erased her story from Philadelphia exhibit
  49. ‘Proportional representation’ could reduce polarization in Congress and help more people feel like their voices are being heard
  50. Distrust and disempowerment, not apathy, keep employees from supporting marginalized colleagues