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Astronomy has a major data problem – simulating realistic images of the sky can help train algorithms

  • Written by John Peterson, Assoc. Professor of Physics and Astronomy, Purdue University
imageA simulation of a set of synthetic galaxies. Photons are sampled from these galaxies and have been simulated through the Earth's atmosphere, a telescope and a sensor using a code called PhoSim.John Peterson/Purdue

Professional astronomers don’t make discoveries by looking through an eyepiece like you might with a backyard telescope. Instead,...

Read more: Astronomy has a major data problem – simulating realistic images of the sky can help train...

Neuropathic pain has no immediate cause – research on a brain receptor may help stop this hard-to-treat condition

  • Written by Pooja Shree Chettiar, Ph.D. Candidate in Medical Sciences, Texas A&M University
imageNeuropathic pain is experienced both physically and emotionally.Salim Hanzaz/iStock via Getty Images

Pain is easy to understand until it isn’t. A stubbed toe or sprained ankle hurts, but it makes sense because the cause is clear and the pain fades as you heal.

But what if the pain didn’t go away? What if even a breeze felt like fire, or...

Read more: Neuropathic pain has no immediate cause – research on a brain receptor may help stop this...

I’m an expert in crafting public health messages: Here are 3 marketing strategies I use to make Philadelphia healthier

  • Written by Sarah Bauerle Bass, Professor of Social and Behavioral Sciences, Temple University
imageA comic book produced for Black transgender women in Philadelphia explains the benefits of using PrEP to prevent HIV infection.Wriply Bennet for the Risk Communication Laboratory, Temple University

In Philadelphia, the leading causes of death are heart disease, cancer and unintentional drug overdose. While some of these deaths are caused by things...

Read more: I’m an expert in crafting public health messages: Here are 3 marketing strategies I use to make...

How do atoms form? A physicist explains where the atoms that make up everything around come from

  • Written by Stephen L. Levy, Associate Professor of Physics and Applied Physics and Astronomy, Binghamton University, State University of New York
imageMany heavy atoms form from a supernova explosion, the remnants of which are shown in this image. NASA/ESA/Hubble Heritage Team

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to CuriousKidsUS@theconversation.com.

How do atoms form? – Joshua, age 7, Shoreview, Minnesota

Richa...

Read more: How do atoms form? A physicist explains where the atoms that make up everything around come from

The sleeper Supreme Court decision that could have profound impacts on the Trump administration agenda – and restore faith in the high court

  • Written by Ray Brescia, Associate Dean for Research and Intellectual Life, Albany Law School
imageThe Trump administration has tried to punish or suppress speech and opposition to administration policies.Baac3nes/Getty Images

The American public’s trust in the Supreme Court has fallen precipitously over the past decade. Many across the political spectrum see the court as too political.

This view is only strengthened when Americans see...

Read more: The sleeper Supreme Court decision that could have profound impacts on the Trump administration...

No country for old business owners: Economic shifts create a growing challenge for America’s aging entrepreneurs

  • Written by Nancy Forster-Holt, Clinical Associate Professor of Innovation and Entrepreneurship, University of Rhode Island

Americans love small businesses. We dedicate a week each year to applauding them, and spend Small Business Saturday shopping locally. Yet hiding in plain sight is an enormous challenge facing small business owners as they age: retiring with dignity and foresight. The current economic climate is making this even more difficult.

As a professor who...

Read more: No country for old business owners: Economic shifts create a growing challenge for America’s aging...

After the smoke clears, a wildfire’s legacy can haunt rivers for years, putting drinking water at risk

  • Written by Ben Livneh, Associate Professor of Hydrology, University of Colorado Boulder
imageBurned ground can become hydrophobic and almost waxlike, allowing rainfall to quickly wash contaminants downslope.Carli Brucker

Picture a wildfire raging across a forested mountainside. The smoke billows and the flames rise. An aircraft drops vibrant red flame retardant. It’s a dramatic, often dangerous scene. But the threat to water supplies...

Read more: After the smoke clears, a wildfire’s legacy can haunt rivers for years, putting drinking water at...

US bombs Iran’s nuclear sites: What led to Trump pulling the trigger – and what happens next?

  • Written by Javed Ali, Associate Professor of Practice of Public Policy, University of Michigan
imageUS President Donald Trump addresses the nation on Iran strikes on June 21, 2025Carlos Barria/AFP via Getty Images

In the early hours of June 22, 2025, local time, the United States attacked three nuclear facilities in Iran with “bunker buster” bombs and Tomahawk missiles.

Following more than a week of Israeli strikes on various targets...

Read more: US bombs Iran’s nuclear sites: What led to Trump pulling the trigger – and what happens next?

Outsourcing cost of ‘impact’ data could mean 13% more bang for every charitable buck

  • Written by George E. Mitchell, Professor of Public and International Affairs, Baruch College, CUNY
imageTrying to measure a charity's impact requires the right tools.MirageC/Moment via Getty Images

Charitable donors often make gifts despite having little information about the organizations they support. Without relevant data, that money may not flow to the charities that evidence suggests are delivering the biggest bang for donors’ bucks.

But...

Read more: Outsourcing cost of ‘impact’ data could mean 13% more bang for every charitable buck

A militarily degraded Iran may turn to asymmetrical warfare – raising risk of proxy and cyber attacks

  • Written by Nakissa Jahanbani, Adjunct Lecturer, Pennsylvania State University, Penn State
imageIran's ability to launch surface-to-surface missiles has been degraded by Israeli action.Morteza Nikoubazl/NurPhoto via Getty Images

Israel’s air assault on Iran has focused largely on degrading the Islamic Republic’s military and would-be nuclear capabilities.

In the space of several days, Israel has totally or partially destroyed at...

Read more: A militarily degraded Iran may turn to asymmetrical warfare – raising risk of proxy and cyber...

More Articles ...

  1. How artificial intelligence controls your health insurance coverage
  2. What is CREC? The Christian nationalist group has a vision for America − and Defense Secretary Pete Hegseth’s support
  3. At Antarctica’s midwinter, a look back at the frozen continent’s long history of dark behavior
  4. Low-income homeowners hit by disasters may get less help from the government, as Trump administration nixes rules on fairness, community input and resilience
  5. Nuclear scientists  have long been targets in covert ops – Israel has brought that policy out of the shadows
  6. Nuclear scientists have long been targets in covert ops – Israel has brought that policy out of the shadows
  7. How to stay safe during heat waves – and the heat stroke warning signs to watch for
  8. How to stay safe during heat waves – and heat stroke warning signs to watch for
  9. Light-powered reactions could make the chemical manufacturing industry more energy-efficient
  10. Trump administration’s conflicting messages on Chinese student visas reflect complex US-China relations
  11. Metro Detroit is growing – but its suburbs are telling a more complicated story
  12. Family and friends shoulder the real cost of dementia − $224B in unpaid care
  13. The term ‘lone gunman’ ignores the structures that enable violence
  14. 50 years after ‘Jaws,’ researchers have retired the man-eater myth and revealed more about sharks’ amazing biology
  15. Grok’s ‘white genocide’ responses show how generative AI can be weaponized
  16. Smartphones are once again setting the agenda for justice as the Latino community documents ICE actions
  17. Expansion of marriage rights to same-sex couples also expanded access to the psychological benefits that come with tying the knot
  18. Ticks carry decades of history in each troublesome bite
  19. AI helps tell snow leopards apart, improving population counts for these majestic mountain predators
  20. Germany’s young Jewish and Muslim writers are speaking for themselves – exploring immigrant identity beyond stereotypes
  21. ‘Jaws’ and the two musical notes that changed Hollywood forever
  22. Southeast Asian nations look to hedge their way out of troubled waters in the South China Sea
  23. The commitment trap: How Israel, Iran and the US risk becoming prisoners to policies
  24. Gay Men’s Health Crisis showed how everyday people stepped up when institutions failed during the height of the AIDS epidemic – providing a model for today
  25. US and Iran have a long, complicated history, spanning far beyond Israel’s strikes on Tehran
  26. US and Iran have a long, complicated history, spanning decades before US strikes on nuclear sites
  27. Along with the ideals it expresses, the Declaration of Independence mourns for something people lost in 1776 − and now, too
  28. Violent extremists like the Minnesota shooter are not lone wolves
  29. Observers of workplace mistreatment react as strongly as the victims − at times with a surprising amount of victim blaming
  30. Precise measurement standards have revolutionized museum science, helping nail down where artifacts are from
  31. AI ‘reanimations’: Making facsimiles of the dead raises ethical quandaries
  32. When you lose your health insurance, you may also lose your primary doctor – and that hurts your health
  33. German chancellor’s rebuke of Israel marks a shift in state policy that has long put such criticism out of bounds
  34. A radical proposal to abolish state government and strengthen American democracy
  35. The use of federal troops to quell Los Angeles protests recalls militarized law enforcement during the Civil Rights Movement
  36. Companies haven’t stopped hiring, but they’re more cautious, according to the 2025 College Hiring Outlook Report
  37. When developing countries band together, lifesaving drugs become cheaper and easier to buy − with trade-offs
  38. Nostalgic foods and scents like fresh-cut grass and hamburgers grilling bring comfort, connection and well-being
  39. The hidden bias in college admissions tests: How standardized exams can favor privilege over potential
  40. What’s the right way to mark Juneteenth? The newest US holiday is confusing Americans
  41. Iran-Israel ‘threshold war’ has rewritten nuclear escalation rules
  42. Most Americans believe misinformation is a problem — federal research cuts will only make the problem worse
  43. Sleep loss rewires the brain for cravings and weight gain – a neurologist explains the science behind the cycle
  44. Conflicted, disillusioned, disengaged: The unsettled center of Jewish student opinion after Oct. 7
  45. A new book of Edward Gorey’s drawings shows what’s lost when the artist’s sexuality is glossed over
  46. Is Mars really red? A physicist explains the planet’s reddish hue and why it looks different to some telescopes
  47. RNA has newly identified role: Repairing serious DNA damage to maintain the genome
  48. Will AI take your job? The answer could hinge on the 4 S’s of the technology’s advantages over humans
  49. Trade in a mythical fish is threatening real species of rays that are rare and at risk
  50. Millions rally against authoritarianism, while the White House portrays protests as threats – a political scientist explains