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The Conversation

Why people become vegans: The history, sex and science of a meatless existence

  • Written by Joshua T. Beck, Assistant Professor of Marketing, University of Oregon
A Thanksgiving feast. pixabay.com, CC BY

At the age of 14, a young Donald Watson watched as a terrified pig was slaughtered on his family farm. In the British boy’s eyes, the screaming pig was being murdered. Watson stopped eating meat and eventually gave up dairy as well.

Later, as an adult in 1944, Watson realized that other people shared...

Read more: Why people become vegans: The history, sex and science of a meatless existence

Why the Pilgrims were actually able to survive

  • Written by Peter C. Mancall, Andrew W. Mellon Professor of the Humanities, University of Southern California – Dornsife College of Letters, Arts and Sciences
'Mayflower in Plymouth Harbor' by William Halsall (1882).Pilgrim Hall Museum

Sometime in the autumn of 1621, a group of English Pilgrims who had crossed the Atlantic Ocean and created a colony called New Plymouth celebrated their first harvest.

They hosted a group of about 90 Wampanoags, their Algonquian-speaking neighbors. Together, migrants and...

Read more: Why the Pilgrims were actually able to survive

3 ethical reasons for vaccinating your children

  • Written by Joel Michael Reynolds, Assistant Professor of Philosophy, University of Massachusetts Lowell
Vaccine work because they help create herd immunity.JPC-PROD/Shutterstock.com

Across the country, billboards are popping up suggesting that vaccines can kill children, when the science behind vaccination is crystal clear – vaccinations are extremely safe.

Researchers who study the beliefs of anti-vaxxers have found many different reasons, not...

Read more: 3 ethical reasons for vaccinating your children

Accelerating health care innovation by connecting engineering and medicine

  • Written by Jeffrey W. Holmes, Professor of Biomedical Engineering and Medicine, University of Virginia
A robot's hand holds an artificial heart.Ociacia / Shutterstock.com

Artificial heart valves, prosthetic hips, bedside monitors, MRI machines – these and so many other innovations that we now take for granted emerged at the interface of engineering and medicine.

In an era of big data, personalized medicine and artificial intelligence, the...

Read more: Accelerating health care innovation by connecting engineering and medicine

The equivalence test: A new way for scientists to tackle so-called negative results

  • Written by Evangeline Rose, Ph.D Candidate in Biological Sciences, University of Maryland, Baltimore County
A new statistical test lets scientists figure out if two groups are similar to one another. paleontologist natural/shutterstock.com

A paleontologist returns to her lab from a summer dig and sets up a study comparing tooth length in two dinosaur species. She and her team work meticulously to avoid biasing their results. They remain blind to the...

Read more: The equivalence test: A new way for scientists to tackle so-called negative results

Domicology: A new way to fight blight before buildings are even constructed

  • Written by Rex LaMore, Director of the Center for Community & Economic Development and Adjunct Faculty in Urban and Regional Planning Program, Michigan State University
In recent years, Detroit has demolished thousands of abandoned homes annually.AP Photo/Carlos Osorio

Detroit has been demolishing about 200 vacanthouses per week since December 2014, with a goal to take down6,000 houses in one year. Much of the demolition work is concentrated in about 20 neighborhoods where the blight removal is projected to have...

Read more: Domicology: A new way to fight blight before buildings are even constructed

Using your phone on a plane is safe – but for now you still can't make calls

  • Written by Sven Bilén, Professor of Engineering Design, Electrical Engineering and Aerospace Engineering, Pennsylvania State University
No problem, I can talk....Zurijeta/Shutterstock.com

Over the Thanksgiving travel period an estimated 30 million Americans plan to fly to enjoy turkey and all the trimmings with far-flung family and friends. The huge increase in air travelers and ever more full – and oversold – flights have made air travel more trying. But it has gotten...

Read more: Using your phone on a plane is safe – but for now you still can't make calls

Awareness of food waste can help us appreciate holiday meals

  • Written by Bryce Hannibal, Research Scientist and Lecturer, Texas A&M University
What happens to the leftovers?Rawpixel.com/Shutterstock.com

Americans celebrate the winter holidays in many ways, which typically include an abundance of food, drinks, desserts – and waste. Food waste is receiving increasing attention from managers, activists, policymakers and scholars, who call it a global social problem. According to the...

Read more: Awareness of food waste can help us appreciate holiday meals

What Trump's picks for the Presidential Medal of Freedom say about him

  • Written by E. Fletcher McClellan, Professor of Political Science, Elizabethtown College

President Donald Trump awarded the Presidential Medal of Freedom on Nov. 16 to recipients including Babe Ruth, Elvis Presley, Antonin Scalia, Orrin Hatch, Roger Staubach, Alan Page and Miriam Adelson. It is the nation’s highest civilian honor.

These ceremonies, which normally occur once or twice per year, provide Americans with an opportunity...

Read more: What Trump's picks for the Presidential Medal of Freedom say about him

The psychological differences between those who love and those who loathe Black Friday shopping

  • Written by Michael Breazeale, Associate Professor of Marketing, Mississippi State University
Shoppers, start your engines ...Ron Dauphin/Unsplash, CC BY

If the thought of taking part in the annual ritual of Black Friday gives you cold chills rather than a rush of excitement, you’re not alone. For every avid bargain hunter who plans for the day as if training for a marathon, there’s someone else who stays home, secure in the...

Read more: The psychological differences between those who love and those who loathe Black Friday shopping

More Articles ...

  1. An economist talks turkey: 5 facts about Thanksgiving pricing
  2. Un condado de Idaho, en EEUU, ofreció papeletas en español por primera vez y esto es lo que pasó
  3. Why is this line so long?
  4. How fierce fall and winter winds help fuel California fires
  5. Yes, GPS apps make you worse at navigating – but that's OK
  6. Transgender Americans still face workplace discrimination despite some progress and support of companies like Apple
  7. You can't characterize human nature if studies overlook 85 percent of people on Earth
  8. What is augmented reality, anyway?
  9. Before the tragedy at Jonestown, the people of Peoples Temple had a dream
  10. Los padres primerizos usan las redes sociales para entender su nuevo papel
  11. Dozens of migrants disappear in Mexico as Central American caravan pushes northward
  12. How anti-black bias in white men hurts black men's health
  13. A vaccine that could block mosquitoes from transmitting malaria
  14. Why are some Americans changing their names?
  15. Sci-fi movies are the secret weapon that could help Silicon Valley grow up
  16. Maine congressional election an important test of ranked-choice voting
  17. Why covering the environment is one of the most dangerous beats in journalism
  18. Fine particle air pollution is a public health emergency hiding in plain sight
  19. 3 ways the women's movement in US politics is misunderstood
  20. Why politicians are the real winners in Amazon's HQ2 bidding war
  21. Hay una solución sencilla a la falta de sueño de los jóvenes
  22. A county in Idaho offered Spanish-language ballots for the first time and here's what happened
  23. Craigslist can cut solid waste, one used sofa at a time
  24. From bicycle to social movements, the changing role of chaplains in the US
  25. Partial mycoheterotrophs: The green plants that feed on fungi
  26. Skipping a few thousand years: Rapid domestication of the groundcherry using gene editing
  27. The counties where the anti-vaccine movement thrives in the US
  28. Can artisanal weed compete with 'Big Marijuana'?
  29. Will China help Trump denuclearize North Korea?
  30. Trump's new Iranian oil sanctions may inflict pain at home without serving strategic objectives
  31. Move more, sit less – great advice, but how can we make time for exercise?
  32. Neuroscientists identify a surprising low-tech fix to the problem of sleep-deprived teens
  33. Why space debris cleanup might be a national security threat
  34. The world's plastic problem is bigger than the ocean
  35. Why the history of messianic Judaism is so fraught and complicated
  36. Volcanic eruptions once caused mass extinctions in the oceans – could climate change do the same?
  37. More American students are studying abroad, new data show
  38. Measuring racial profiling: Why it's hard to tell where police are treating minorities unfairly
  39. Commemorating the 'Great War,' America's forgotten conflict
  40. Cómo entender las cifras en las noticias: Tres trucos estadísticos
  41. 5 things to know about Fabiano Caruana and his quest to become world chess champion
  42. Americans got to vote on lots of energy measures in 2018 – and mostly rejected them
  43. What mass shootings do to those not shot: Social consequences of mass gun violence
  44. Myths and unknowns about chess and the contenders for the World Chess Championship
  45. The early-20th century German trans-rights activist who was decades ahead of his time
  46. Could consciousness all come down to the way things vibrate?
  47. 3 things Jeff Sessions did as attorney general that history should remember
  48. How many women does it take to change a broken Congress?
  49. As Arctic ship traffic increases, narwhals and other unique animals are at risk
  50. Trump's tariffs don't apply to American flag imports from China – but they should