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3D printing will help space pioneers make homes, tools and other stuff they need to colonize the Moon and Mars

  • Written by Sven Bilén, Professor of Engineering Design, Electrical Engineering and Aerospace Engineering, Penn State
image3D printing could make many of the components for future structures on Mars.3000ad/iStock via Getty Images Plus

Throughout history, when pioneers set out across uncharted territory to settle in distant lands, they carried with them only the essentials: tools, seeds and clothing. Anything else would have to come from their new environment.

So they...

Read more: 3D printing will help space pioneers make homes, tools and other stuff they need to colonize the...

Can the Trump administration legally deport Palestinian rights advocate Mahmoud Khalil? 3 things to know about green card holders’ rights

  • Written by Gabriel J. Chin, Professor of Criminal Law, Immigration, and Race and Law, University of California, Davis
imageMahmoud Khalil, center, a permanent resident facing deportation, speaks at a press conference organized by Palestinian rights protesters at Columbia University in New York City on June 1, 2024. Selcuk Acar/Anadolu via Getty Images

Secretary of State Marco Rubio has said that the government will deport lawful permanent residents who support Hamas...

Read more: Can the Trump administration legally deport Palestinian rights advocate Mahmoud Khalil? 3 things...

America’s clean air rules have boosted health and the economy − here’s what EPA’s deregulation spree ignores

  • Written by Richard E. Peltier, Professor of Environmental Health Sciences, UMass Amherst
imageRegulations have cleaned up cars, power plants and factories, leaving cleaner air while economies have grown. AP Photo/Frank Franklin II

The Trump administration announced on March 12, 2025, that it is “reconsidering” more than 30 air pollution regulations in a series of moves that could impact air quality across the United States.

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Read more: America’s clean air rules have boosted health and the economy − here’s what EPA’s deregulation...

America’s clean air rules boost health and the economy − here’s what EPA’s new deregulation plans ignore

  • Written by Richard E. Peltier, Professor of Environmental Health Sciences, UMass Amherst
imageRegulations have cleaned up cars, power plants and factories, leaving cleaner air while economies have grown. AP Photo/Frank Franklin II

The Trump administration announced on March 12, 2025, that it is “reconsidering” more than 30 air pollution regulations in a series of moves that could impact air quality across the United States.

&ldqu...

Read more: America’s clean air rules boost health and the economy − here’s what EPA’s new deregulation plans...

Mass layoffs at Education Department signal Trump’s plan to gut the agency

  • Written by Joshua Cowen, Professor of Education Policy, Michigan State University
imageThe Department of Education is seen on Feb. 4, 2025, in Washington, D.C. Alex Wong/Getty Images

The Trump administration on Tuesday slashed staff at the Department of Education – firing roughly 1,300 employees – as part of its long-planned effort to eliminate the agency entirely. The move leaves the department with 2,183 employees, down...

Read more: Mass layoffs at Education Department signal Trump’s plan to gut the agency

Is the US heading for a government shutdown? 5 essential reads to occupy the mind while we wait to find out

  • Written by Matt Williams, Senior International Editor
imageHello, shutdown, my old friend ...Bill Clark/CQ-Roll Call, Inc via Getty Images

Brinkmanship, a political scramble to keep the lights on in Washington and finger-pointing over who is to the blame – we’ve been here before, right?

The threat of government shutdowns seems to be a regular feature of modern American politics.

And while this is...

Read more: Is the US heading for a government shutdown? 5 essential reads to occupy the mind while we wait to...

How do researchers determine how toxic a chemical is? A toxicologist explains alternatives to animal testing

  • Written by Brad Reisfeld, Professor of Chemical and Biological Engineering, Biomedical Engineering, and Public Health, Colorado State University

A vast number of chemicals are registered for production and use around the world. But only a portion have been thoroughly evaluated for their toxicity due to time, cost, ethical concerns and regulatory limitations.

To safeguard public health, researchers at organizations such as the U.S. Environmental Protection Agency, U.S. Food and Drug...

Read more: How do researchers determine how toxic a chemical is? A toxicologist explains alternatives to...

The fediverse promises social media without Big Tech – if it can avoid familiar pitfalls

  • Written by Aram Sinnreich, Professor of Communication Studies, American University School of Communication
imageIn the fediverse, you can have your own social media platform but also connect to many others.Aram Sinnreich, CC BY-ND

You’ve probably noticed lately that a lot of people are trying out alternatives to the big social media networks X, Instagram and Facebook. For example, after Elon Musk bought Twitter in 2022 and started allowing far more...

Read more: The fediverse promises social media without Big Tech – if it can avoid familiar pitfalls

For superfans, comic-con culture is more than fun – it’s sacred, a sociologist explains

  • Written by Michael Elliott, Professor of Sociology, Towson University
imageAn attendee dressed as Dvalin from the video game 'Genshin Impact' poses during New York Comic Con in October 2024. Charles Sykes/Invision/AP

Picture a packed stadium of fans in extreme weather, all clad in their favorite jerseys, cheering and cursing at their favorite American football team or European soccer club. Or a crush of screaming fans,...

Read more: For superfans, comic-con culture is more than fun – it’s sacred, a sociologist explains

Alien and Sedition Acts were reviled in their time, and John Adams was not sorry to see them go

  • Written by Marianne Holdzkom, Associate Professor of History, Kennesaw State University

When John Adams became the second president of the United States in 1797, he inherited from George Washington a new experiment in government and a bit of a mess. The country’s two political parties – the Federalists and the Democratic-Republicans – were increasingly hostile to one another, and the young nation was sinking deeper...

Read more: Alien and Sedition Acts were reviled in their time, and John Adams was not sorry to see them go

More Articles ...

  1. Pennsylvania’s mushroom industry faces urgent labor shortage − and latest immigration policies will likely make it worse
  2. US workers with remote-friendly jobs are still working from home nearly half the time, 5 years after the pandemic began
  3. How Jesse Jackson embodied Southern politics − and changed American elections
  4. The parallels between Kash Patel and William J. Burns, a scandal-mongering 1920s FBI director — an FBI historian explains
  5. Middle age is a time when women are vulnerable to eating disorders
  6. Arrest of ex-president Duterte will shake up dynastic politics in the Philippines – and hand initiative to rival Marcos family
  7. US-Ukraine deal highlights Ukraine’s wealth of critical minerals, but extracting them isn’t so simple
  8. The world regulated sulfur in ship fuels − and the lightning stopped
  9. 5 years of COVID-19 underscore value of coordinated efforts to manage disease – while CDC, NIH and WHO face threats to their ability to respond to a crisis
  10. What is a SLAPP suit? Legal experts explain how these lawsuits suppress free speech
  11. How Trump’s foreign aid and diplomatic cuts will make it harder for the US to wield soft power to maintain its friendships and win new ones
  12. Mission possible − parastronaut programs can make space travel more inclusive and attainable for all
  13. From TB to HIV/AIDS to cancer, disease tracking has always had a political dimension, but it’s the foundation of public health
  14. End-of-life planning can be hampered by misconceptions − but the process is easier than you might think
  15. Trump’s DOGE campaign accelerates 50-year trend of government privatization
  16. What happens when leaders have loyalists in charge of men with guns: Lessons for the US from Nicaragua, Syria and other authoritarian countries
  17. The sun is setting on government transparency in Florida – and secrecy creep is affecting the rest of the US, too
  18. How the color of St. Patrick’s Day went from blue to green
  19. George Washington, a real estate investor and successful entrepreneur, knew the difference between running a business and running the government
  20. Taking a leap of faith into imaginary numbers opens new doors in the real world through complex analysis
  21. DEI initiatives removed from federal agencies that fund science, but scientific research continues
  22. The dark parallels between 1920s America and today’s political climate
  23. The fear of deportation hangs over unauthorized workers trying to fight exploitation, but all workers in the US have rights
  24. The FACE Act was enacted to protect reproductive health clinics − here’s why its history matters today
  25. Ann Arbor’s sustainable energy utility aims to build the electric power grid of the future − alongside the old one
  26. 5 ways schools have shifted in 5 years since COVID-19
  27. Is ranch dressing a liquid or a solid? A physicist explains
  28. America is becoming a nation of homebodies
  29. 5 reasons veterans are especially hard-hit by federal cuts
  30. Daylight saving time and early school start times cost billions in lost productivity and health care expenses
  31. How Trump’s $2B court battle over foreign aid could reshape executive authority
  32. Pause in aid has introduced uncertainty into Ukraine’s military planning − forever changing its war calculus
  33. NIH funding cuts will hit red states, rural areas and underserved communities the hardest
  34. ‘Pac-Man with a ponytail’ proteins regulate everything from night vision to heartbeats – studying what GRKs look like could improve an array of drugs
  35. What Amazon MGM’s creative control over the James Bond film franchise means for the future of 007
  36. Exhausted by the news? Here are 6 strategies to stay informed without getting overwhelmed − or misled by misinformation
  37. The US has pardoned insurrectionists twice before – and both times, years of violent racism followed
  38. Beyond AI regulation: How government and industry can team up to make the technology safer without hindering innovation
  39. Knocking down abandoned buildings has a lot of benefits for Detroit − but it’s costly for cities
  40. Why getting the numbers right isn’t enough for pollsters to be credible in today’s polarized climate
  41. Butterflies declined by 22% in just 2 decades across the US – there are ways you can help save them
  42. How 18F transformed government technology − and why its elimination matters
  43. Anger is a flow of emotion like water through a hose − at work, it helps to know when to turn it up or down and how to direct it
  44. DOGE threat: How government data would give an AI company extraordinary power
  45. As tuberculosis cases rise in the US and worldwide, health officials puzzle over the resurgence of a disease once in decline
  46. What’s that microplastic? Advances in machine learning are making identifying plastics in the environment more reliable
  47. Why Muslim American nonprofits are taking steps to build trust with donors during Ramadan
  48. Death by firing squad set to resume in the US – but no matter the method, all means of execution come with a troubling history
  49. Philly’s street fentanyl contains an industrial chemical called BTMPS that’s an ingredient in plastic
  50. The US energy market has its troubles, though it may not be a ‘national emergency’