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We're creating 'humanized pigs' in our ultraclean lab to study human illnesses and treatments

  • Written by Christopher Tuggle, Professor of Animal Science, Iowa State University
imagePigs with human immune systems.Ahlea Forster, CC BY-SA

The U.S. Food and Drug Administration requires all new medicines to be tested in animals before use in people. Pigs make better medical research subjects than mice, because they are closer to humans in size, physiology and genetic makeup.

In recent years, our team at Iowa State University has...

Read more: We're creating 'humanized pigs' in our ultraclean lab to study human illnesses and treatments

Polen puede aumentar el riesgo de contraer COVID-19, ya sea que tengas alergias o no, según estudio

  • Written by Lewis Ziska, Associate Professor of Environmental Health Sciences, Columbia University
imageEl polen puede suprimir la forma en que el sistema inmunológico humano responde a los virus.Callista Images via Getty Images

La exposición al polen puede aumentar el riesgo de desarrollar COVID-19, y no es solo un problema para las personas con alergias, muestra una nueva investigación. El fisiólogo vegetal Lewis Ziska,...

Read more: Polen puede aumentar el riesgo de contraer COVID-19, ya sea que tengas alergias o no, según estudio

A nutrition report card for Americans: Dark clouds, silver linings

  • Written by Dariush Mozaffarian, Dean of Nutrition Science and Policy, Tufts University
imageLargely as a result of school nutrition programs, today's kids are eating more fruits and vegetables.Sol Stock via Getty Images

Many of the latest findings on the American diet are not encouraging. Almost half of U.S. adults, or 46%, have a poor-quality diet, with too little fish, whole grains, fruits, vegetables, nuts and beans, and too much salt,...

Read more: A nutrition report card for Americans: Dark clouds, silver linings

Astrocyte cells in the fruit fly brain are an on-off switch that controls when neurons can change and grow

  • Written by Sarah DeGenova Ackerman, Postdoctoral Fellow, UO Institute of Neuroscience and Howard Hughes Medical Institute, University of Oregon
imageThe colors in this microscope photo of a fruit fly brain show different types of neurons and the cells that surround them in the brain.Sarah DeGenova Ackerman, CC BY-ND

The Research Brief is a short take about interesting academic work.

The big idea

Neuroplasticity – the ability of neurons to change their structure and function in response to...

Read more: Astrocyte cells in the fruit fly brain are an on-off switch that controls when neurons can change...

Derek Chauvin trial: 3 questions America needs to ask about seeking racial justice in a court of law

  • Written by Lewis R. Gordon, Professor of Philosophy, University of Connecticut
imageA demonstration outside the Hennepin County Government Center in Minneapolis on March 29, 2021, the day Derek Chauvin's trial began on charges he murdered George Floyd. Stephen Maturen/Getty Images

There is a difference between enforcing the law and being the law. The world is now witnessing another in a long history of struggles for racial justice...

Read more: Derek Chauvin trial: 3 questions America needs to ask about seeking racial justice in a court of law

Northern Ireland, born of strife 100 years ago, again erupts in political violence

  • Written by James Waller, Cohen Professor of Holocaust and Genocide Studies, Keene State College
imageNorthern Irish protesters on April 7, 2021, burn the Peace Gate in Belfast, built in the 1990s to separate the city's warring Protestant and Catholic communities.Charles McQuillan/Getty Images

Sectarian rioting has returned to the streets of Northern Ireland, just weeks shy of its 100th anniversary as a territory of the United Kingdom.

For several...

Read more: Northern Ireland, born of strife 100 years ago, again erupts in political violence

How many states and provinces are in the world?

  • Written by Vasabjit Banerjee, Assistant Professor of Political Science, Mississippi State University
imageThere are so many different states – and provinces, districts, regions and lander!Getty Imagesimage

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 many states, or provinces or other divisions, are there in the world? –...

Read more: How many states and provinces are in the world?

MLB's decision to drop Atlanta highlights the economic power companies can wield over lawmakers – when they choose to

  • Written by Benjamin Means, Professor of Law, University of South Carolina
imageThe logos may have been printed too soon. AP Photo/John Bazemore

Major League Baseball knows how to exert leverage over local lawmakers.

Over 100 companies, including Delta Air Lines and Coca-Cola, reacted to Georgia’s new restrictive voting law by publicly denouncing it. While some executives are discussing doing more – such as halting...

Read more: MLB's decision to drop Atlanta highlights the economic power companies can wield over lawmakers –...

What inspired digital nomads to flee America's big cities may spur legions of remote workers to do the same

  • Written by Rachael A. Woldoff, Professor of Sociology, West Virginia University
imageThe pandemic has spurred many workers to contemplate their futures – and whether they ever want to return to office life.Edward Hopper, 'Morning Sun' (1952) via hermien_amsterdam/flickr, CC BY-NC-SA

If one thing is clear about remote work, it’s this: Many people prefer it and don’t want their bosses to take it away.

When the...

Read more: What inspired digital nomads to flee America's big cities may spur legions of remote workers to do...

Write ill of the dead? Obits rarely cross that taboo as they look for the positive in people's lives

  • Written by Janice Hume, Professor of Journalism, University of Georgia
imageTributes to Prince Philip have focused on his life of service.AP Photo/Matt Dunham

Capturing a life accurately and sympathetically is a challenge, more so if it is one that lasts nearly a century.

So when a notable person like the Duke of Edinburgh dies, obituary writers face a quandary: What should be highlighted, softened or even ignored?

News...

Read more: Write ill of the dead? Obits rarely cross that taboo as they look for the positive in people's lives

More Articles ...

  1. Proof of new physics from the muon's magnetic moment? Maybe not, according to a new theoretical calculation
  2. Pandemic recovery will take more than soaring growth – to fuel a more equitable economy, countries need to measure the well-being of people, too
  3. At what age are people usually happiest? New research offers surprising clues
  4. 3 ways music educators can help students with autism develop their emotions
  5. Planning the best route with multiple destinations is hard even for supercomputers – a new approach breaks a barrier that's stood for nearly half a century
  6. What is mRNA? The messenger molecule that's been in every living cell for billions of years is the key ingredient in some COVID-19 vaccines
  7. 'Our ultimate choice is desegregation or disintegration' – recovering the lost words of a jailed civil rights strategist
  8. Americans adopted fewer pets from shelters in 2020 as the supply of rescue animals fell
  9. Lil Nas X's dance with the devil evokes tradition of resisting, mocking religious demonization
  10. Anxious about going out into the world? You're not alone, but there's help
  11. Water being pumped into Tampa Bay could cause a massive algae bloom, putting fragile manatee and fish habitats at risk
  12. Faith in numbers: Trump held steady among believers at the ballot – it was the nonreligious vote he lost in 2020
  13. India prepares for Kumbh Mela, world's largest religious gathering, amid COVID-19 fears
  14. How worried should you be about coronavirus variants? A virologist explains his concerns
  15. Why you should expect more Suez-like supply chain disruptions and shortages at your local grocery store
  16. Bringing 'behavioral vaccines' to school: 5 ways educators can support student well-being
  17. Beverly Cleary refused to teach kids how to be good -- and generations of young readers fell in love with her rebel Ramona
  18. White supremacy is the root of all race-related violence in the US
  19. Power imbalances are at the root of sexual harassment – but statements like Andrew Cuomo’s don't acknowledge that inconvenient fact
  20. Las sirenas no existen pero, ¿por qué nos fascinan tanto sus historias?
  21. Building trust among parents and teachers is key to reopening schools
  22. Here's how to help your kids break out of their pandemic bubble and transition back to being with others
  23. There's a surprising ending to all the 2020 election conflicts over absentee ballot deadlines
  24. No, the COVID-19 vaccine is not linked to the mark of the beast – but a first-century Roman tyrant probably is
  25. Vaccine guilt is good – as long it doesn’t stop you from getting a shot
  26. Embrace the unexpected: To teach AI how to handle new situations, change the rules of the game
  27. Misunderstanding addiction breeds despair and suffering – and, for alleged Atlanta shooter, violence
  28. For autocrats like Vladimir Putin, ruthless repression is often a winning way to stay in power
  29. Technology innovation gives government leverage to drive down emissions fast – here's how
  30. Scientists need to become better communicators, but it's hard to measure whether training works
  31. Netflix’s big bet on foreign content and international viewers could upend the global mediascape – and change how people see the world
  32. Vape sellers are using popular music videos to promote e-cigarettes to young people – and it's working
  33. Sea level rise is killing trees along the Atlantic coast, creating 'ghost forests' that are visible from space
  34. Sports remain hostile territory for LGBTQ Americans
  35. The US is worried about its critical minerals supply chains – essential for electric vehicles, wind power and the nation's defense
  36. The 17th-century cloth merchant who discovered the vast realm of tiny microbes – an appreciation of Antonie van Leeuwenhoek
  37. An interactive visual database for American Sign Language reveals how signs are organized in the mind
  38. Myanmar's brutal military was once a force for freedom – but it's been waging civil war for decades
  39. Today's global economy runs on standardized shipping containers, as the Ever Given fiasco illustrates
  40. The US needs a macrogrid to move electricity from areas that make it to areas that need it
  41. How social media turns online arguments between teens into real-world violence
  42. A pandemic lesson: Older adults need to go back to their doctor and make preventive care a top priority
  43. Free college programs can enable more students to go to college, but it all depends on how the program is designed
  44. 1 in 3 college students face food insecurity – expanding SNAP benefits on campus will help stave off hunger
  45. How did humans evolve, and will we evolve more?
  46. You can fly! CDC says fully vaccinated people can travel safely within the US
  47. Baseball stadiums are filling up – but an analysis of the NFL’s 2020 season holds a warning about COVID-19 case spikes
  48. Comenzó el juicio contra el policía que asesinó a George Floyd: 5 lecturas esenciales sobre la violencia policial contra los hombres negros
  49. Biden wants corporations to pay for his $2 trillion infrastructure plans, echoing a history of calls for companies to chip in when times are tough
  50. Unwanted weight gain or weight loss during the pandemic? Blame your stress hormones