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Our team of physicists inadvertently generated the shortest X-ray pulses ever observed

  • Written by Uwe Bergmann, Professor of Ultrafast X-Ray Science, University of Wisconsin-Madison
imageThe Stanford linear accelerator creates super short X-ray pulses.Steve Jurvetson/Flickr, CC BY

X-ray beams aren’t used just by doctors to see inside your body and tell whether you have a broken bone. More powerful beams made up of very short flashes of X-rays can help scientists peer into the structure of individual atoms and molecules and...

Read more: Our team of physicists inadvertently generated the shortest X-ray pulses ever observed

Focused sound energy holds promise for treating cancer, Alzheimer’s and other diseases

  • Written by Richard J. Price, Professor of Biomedical Engineering, University of Virginia
imageFocused ultrasound directs powerful beams of energy to specific disease targets in the body.Andriy Onufriyenko/Moment via Getty Images

Sound waves at frequencies above the threshold for human hearing are routinely used in medical care. Also known as ultrasound, these sound waves can help clinicians diagnose and monitor disease, and can also provide...

Read more: Focused sound energy holds promise for treating cancer, Alzheimer’s and other diseases

Concerns about AI-written police reports spur states to regulate the emerging practice

  • Written by Andrew Guthrie Ferguson, Professor of Law, George Washington University
imageBody cameras generate audio transcripts that police can feed to AIs that write up reports.Robyn Beck/AFP via Getty Images

Police are getting a boost from artificial intelligence, with algorithms now able to draft police reports in minutes. The technology promises to make police reports more accurate and comprehensive, as well as save officers time.

T...

Read more: Concerns about AI-written police reports spur states to regulate the emerging practice

Yes, ADHD diagnoses are rising, but that doesn’t mean it’s overdiagnosed

  • Written by Carol Mathews, Professor of Psychiatry, University of Florida
imageDifferences in how ADHD is defined explain why the condition is sometimes perceived as overdiagnosed.Catherine Falls Commercial/Moment via Getty Images

Many news outlets have reported an increase – or surge – in attention-deficit/hyperactivity disorder, or ADHD, diagnoses in both children and adults. At the same time, health care...

Read more: Yes, ADHD diagnoses are rising, but that doesn’t mean it’s overdiagnosed

Jean-Jacques Dessalines: Reassessing the Haitian revolutionary leader’s legacy

  • Written by Julia Gaffield, Associate Professor of History, William & Mary
imageA statue of Jean-Jacques Dessalines, a leader of the Haitian Revolution and the first ruler of an independent Haiti.Spencer Platt/Getty Images

Every Oct. 17, Haiti celebrates Dessalines Day, commemorating the assassination in 1806 of the country’s first head of state postindependence, Jean-Jacques Dessalines.

One of the founding fathers in the...

Read more: Jean-Jacques Dessalines: Reassessing the Haitian revolutionary leader’s legacy

Flamingos are making a home in Florida again after 100 years – an ecologist explains why they may be returning for good

  • Written by Jerome Lorenz, Biology Researcher, Florida International University
imagePeaches, who was blown into Florida by Hurricane Idalia in 2023, was sighted in Mexico in June 2025.Kara Durda/Audubon Florida

Hurricane Idalia blew a flamboyance, or flock, of 300-400 flamingos that was likely migrating between the Yucatan Peninsula and Cuba off course in August 2023 and unceremoniously deposited the birds across a wide swath of...

Read more: Flamingos are making a home in Florida again after 100 years – an ecologist explains why they may...

Typhoon leaves flooded Alaska villages facing a storm recovery far tougher than most Americans will ever experience

  • Written by Rick Thoman, Alaska Climate Specialist, University of Alaska Fairbanks
imageA Coast Guard helicopter flies over flooded homes in Kipnuk, Alaska, on Oct. 12, 2025.U.S. Coast Guard

Remnants of a powerful typhoon swept into Western Alaska’s Yukon-Kuskokwim Delta on Oct. 12, 2025, producing a storm surge that flooded villages as far as 60 miles up the river. The water pushed homes off their foundations and set some afloat...

Read more: Typhoon leaves flooded Alaska villages facing a storm recovery far tougher than most Americans...

What the First Amendment doesn’t protect when it comes to professors speaking out on politics

  • Written by Neal H. Hutchens, University Research Professor of Education, University of Kentucky
imageEmployees at public and private colleges do not have the same First Amendment rights. dane_mark/Royalty-free

American colleges and universities are increasingly firing or punishing professors and other employees for what they say, whether it’s on social media or in the classroom.

After the Sept. 10, 2025, killing of conservative activist...

Read more: What the First Amendment doesn’t protect when it comes to professors speaking out on politics

The limits of free speech protections in American broadcasting

  • Written by Michael J. Socolow, Professor of Communication and Journalism, University of Maine
imageFCC Chairman Brendan Carr testifies in Washington on May 21, 2025.Brendan Smialowski/AFP via Getty Image

The chairman of the Federal Communications Commission is displeased with a broadcast network. He makes his displeasure clear in public speeches, interviews and congressional testimony.

The network, afraid of the regulatory agency’s power...

Read more: The limits of free speech protections in American broadcasting

Industrial facilities owned by profitable companies release more of their toxic waste into the environment

  • Written by Mahelet G Fikru, Professor of Economics, Missouri University of Science and Technology
imageToxic chemical pollution can come in many forms, including compounds that float on top of water.Brett Hondow/iStock / Getty Images Plus

How much pollution a facility engaged in production or resource extraction emits isn’t just based on its location, its industry or the type of work it does. That’s what our team of environmental and...

Read more: Industrial facilities owned by profitable companies release more of their toxic waste into the...

More Articles ...

  1. Starbucks wants you to stay awhile – but shuttering its mobile-only pickup locations could be a risky move
  2. In defense of ‘surveillance pricing’: Why personalized prices could be an unexpected force for equity
  3. New student loan limits could change who gets to become a professor, doctor or lawyer
  4. Supreme Court redistricting ruling could upend decades of voting rights law – and tilt the balance of power in Washington
  5. ‘Space tornadoes’ could cause geomagnetic storms – but these phenomena, spun off ejections from the Sun, aren’t easy to study
  6. Far fewer Americans support political violence than recent polls suggest
  7. Why are elements like radium dangerous? A chemist explains radioactivity and its health effects
  8. 3-legged lizards can thrive against all odds, challenging assumptions about how evolution works in the wild
  9. Climate tipping points sound scary, especially for ice sheets and oceans – here’s why there’s still room for optimism
  10. What are climate tipping points? They sound scary, especially for ice sheets and oceans, but there’s still room for optimism
  11. How the government shutdown is making the air traffic controller shortage worse and leading to flight delays
  12. Natural World Heritage sites under growing threat, but bright spots remain
  13. María Corina Machado’s peace prize follows Nobel tradition of awarding recipients for complex reasons
  14. From artificial atoms to quantum information machines: Inside the 2025 Nobel Prize in physics
  15. Government shutdown hasn’t left consumers glum about the economy – for now, at least
  16. Government shutdown hasn’t left US consumers glum about the economy – for now, at least
  17. A white poet and a Sioux doctor fell in love after Wounded Knee – racism and sexism would drive them apart
  18. The new president of The Church of Jesus Christ of Latter-day Saints will inherit a global faith far more diverse than many realize
  19. New president of The Church of Jesus Christ of Latter-day Saints inherits a global faith far more diverse than many realize
  20. Political violence: What can happen when First Amendment free speech meets Second Amendment gun rights
  21. Trump is cutting funding to universities with large Hispanic student populations – here’s what to know
  22. Our engineering team is making versatile, tiny sensors from the Nobel-winning ‘metal-organic frameworks’
  23. How pollution and the microbiome interact with Tregs, the immune system regulators whose discovery was honored with the Nobel Prize
  24. Friendships aren’t just about keeping score – new psychology research looks at why we help our friends when they need it
  25. Flu season has arrived – and so have updated flu vaccines
  26. Can you really be addicted to food? Researchers are uncovering convincing similarities to drug addiction
  27. For war-weary Syria, potential benefits of security pact with Israel comes with big risks
  28. A Denver MD has spent 2 decades working with hospitalized patients experiencing homelessness − here’s what she fears and what gives her hope
  29. In 1776, Thomas Paine made the best case for fighting kings − and for being skeptical
  30. Refinery fires, other chemical disasters may no longer get safety investigations
  31. Gaza peace plan risks borrowing more from Tony Blair’s failures in the Middle East than his success in Northern Ireland
  32. Metal-organic frameworks: Nobel-winning tiny ‘sponge crystals’ with an astonishing amount of inner space
  33. Nobel Prize in physics awarded for ultracold electronics research that launched a quantum technology
  34. For Trump’s perceived enemies, the process may be the punishment
  35. James Comey’s indictment is a trademark tactic of authoritarians
  36. Why higher ed’s AI rush could put corporate interests over public service and independence
  37. Winning a bidding war isn’t always a win, research on 14 million home sales shows
  38. Jane Fonda, other stars, revive the Committee for the First Amendment – a group that emerged when the anti-communist panic came for Hollywood
  39. Geothermal energy has huge potential to generate clean power – including from used oil and gas wells
  40. Seasonal allergies may increase suicide risk – new research
  41. Federal shutdown deals blow to already hobbled cybersecurity agency
  42. 1 gene, 1 disease no more – acknowledging the full complexity of genetics could improve and personalize medicine
  43. Even small drops in vaccination rates for US children can lead to disease outbreaks
  44. From the pulpit to the picket line: For many miners, religion and labor rights have long been connected in coal country
  45. Tribal colleges and universities aren’t well known, but are a crucial steppingstone for Native students
  46. The Supreme Court is headed toward a radically new vision of unlimited presidential power
  47. Wings, booze and heartbreak – what my research says about the hidden costs of sports fandom
  48. Why free speech rights got left out of the Constitution – and added in later via the First Amendment
  49. More young adults are living with their parents than previous generations did
  50. Health insurance subsidy standoff pits affordable care for millions against federal budget constraints