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Move more, sit less – great advice, but how can we make time for exercise?

  • Written by David E. Conroy, Professor of Kinesiology and Human Development (Adjunct Professor of Preventive Medicine at Northwestern University), Pennsylvania State University
It doesn't matter what exercise you choose, just move. robuart / SHutterstock.com

It’s that time again. The U.S. Department of Health and Human Services just released a new edition of the Physical Activity Guidelines for Americans. That sound you hear is Americans collectively sighing.

Let’s be honest: Physical activity guidelines can...

Read more: Move more, sit less – great advice, but how can we make time for exercise?

Neuroscientists identify a surprising low-tech fix to the problem of sleep-deprived teens

  • Written by Adriana Galván, Professor of Psychology, University of California, Los Angeles
A good night's sleep comes down to a comfy place to rest your head.Marisa Harris/Unsplash, CC BY

Healthy sleep leads to healthy brains. Neuroscientists have gotten that message out. But parents, doctors and educators alike have struggled to identify what to do to improve sleep. Some have called for delaying school start times or limiting screentime...

Read more: Neuroscientists identify a surprising low-tech fix to the problem of sleep-deprived teens

Why space debris cleanup might be a national security threat

  • Written by Saadia Pekkanen, Professor of International Studies; Adjunct Professor of Law, University of Washington
Space debris in Earth orbit creates a dangerous obstacle course for satellites and astronauts. Dotted Yeti / Shutterstock.com

As an international relations scholar who studies space law and policy, I have come to realize what most people do not fully appreciate: Dealing with space debris is as much a national security issue as it is a technical one....

Read more: Why space debris cleanup might be a national security threat

The world's plastic problem is bigger than the ocean

  • Written by Christopher J. Preston, Professor of Philosophy, The University of Montana
Plastic floats on and near the surface of the ocean.NOAA

As you read this, a strange object that looks like a 2,000-foot floating pool noodle is drifting slowly through the central north Pacific Ocean. This object is designed to solve an enormous environmental problem. But in so doing, it brings attention to a number of others.

There are an...

Read more: The world's plastic problem is bigger than the ocean

Why the history of messianic Judaism is so fraught and complicated

  • Written by Ingrid Anderson, Associate Director of Jewish Studies, Lecturer, Arts & Sciences Writing Program, Boston University
shutterstock

When Loren Jacobs, member of the Shma Yisrael Congregation, offered a prayer for the victims of the Tree of Life congregation at a campaign rally attended by Mike Pence, it left many Jews feeling very upset. The vice president’s office later denied inviting Jacobs to the event.

Jacobs is a messianic Jew and part of a group called...

Read more: Why the history of messianic Judaism is so fraught and complicated

Volcanic eruptions once caused mass extinctions in the oceans – could climate change do the same?

  • Written by Jeremy D. Owens, Assistant Professor of Earth, Ocean and Atmospheric Science, Florida State University
Surgeonfish on a reef in the Maldives. Uxbona/Wikimedia, CC BY

All animals, whether they live on land or in the water, require oxygen to breathe. But today the world’s oceans are losing oxygen, due to a combination of rising temperatures and changing ocean currents. Both factors are driven by human-induced climate change.

This process has the...

Read more: Volcanic eruptions once caused mass extinctions in the oceans – could climate change do the same?

More American students are studying abroad, new data show

  • Written by Chad M. Gasta, Professor of Spanish and Chair, Iowa State University
Students who study abroad gain a competitive edge in the job market, research shows.Dan Korsmayer/www.shutterstock.com

Kelsey Hrubes knew she had a challenge on her hands when she visited Germany as a study abroad student back in 2015.

“I was forced to adapt to cultural norms I had never considered before and try to comprehend everything in a...

Read more: More American students are studying abroad, new data show

Measuring racial profiling: Why it's hard to tell where police are treating minorities unfairly

  • Written by Liberty Vittert, Visiting Assistant Professor in Statistics, Washington University in St Louis
Stop and frisk has often been criticized as a way to target minorities.Dmitry Kalinovsky/shutterstock.com

Donald Trump has waved the words “stop and frisk” around like a banner call to cure violent crime in American cities.

That means it’s time to take a look back at one of the primary criticisms of this police practice: racial...

Read more: Measuring racial profiling: Why it's hard to tell where police are treating minorities unfairly

Commemorating the 'Great War,' America's forgotten conflict

  • Written by G. Kurt Piehler, Associate Professor of History, Florida State University
Doughboys fighting in France, 1917.Associated Press

World War I was still a living memory for most Americans when I was growing up in the 1960s and early 1970s.

Aging doughboys who had fought on the Western Front in 1917 and 1918 still marched on Veterans Day. These World War I enlisted men often referred to this holiday by its original name, Arm...

Read more: Commemorating the 'Great War,' America's forgotten conflict

Cómo entender las cifras en las noticias: Tres trucos estadísticos

  • Written by Liberty Vittert, Visiting Assistant Professor in Statistics, Washington University in St Louis
Si parece demasiado bueno para ser verdad, quizás lo sea._szefei/Shutterstock.com

Buena noticia: datos recientes del Bureau of Labor Statistics de Estados Unidos (Oficina de Estadísticas Laborales) indican que el desempleo nacional bajó del 3,9% en agosto 2018 al 3,7% en octubre.

Para recabar estos datos, lógicamente, la...

Read more: Cómo entender las cifras en las noticias: Tres trucos estadísticos

More Articles ...

  1. 5 things to know about Fabiano Caruana and his quest to become world chess champion
  2. Americans got to vote on lots of energy measures in 2018 – and mostly rejected them
  3. What mass shootings do to those not shot: Social consequences of mass gun violence
  4. Myths and unknowns about chess and the contenders for the World Chess Championship
  5. The early-20th century German trans-rights activist who was decades ahead of his time
  6. Could consciousness all come down to the way things vibrate?
  7. 3 things Jeff Sessions did as attorney general that history should remember
  8. How many women does it take to change a broken Congress?
  9. As Arctic ship traffic increases, narwhals and other unique animals are at risk
  10. Trump's tariffs don't apply to American flag imports from China – but they should
  11. Singles Day shows China's global retail power
  12. Americans elected mayors who care about climate change
  13. The 116th Congress has more women and people of color than ever – but there's still room to improve
  14. Veterans have fought in wars – and fought against them
  15. On the 100th anniversary of WWI's end, lessons on life in health care's trenches
  16. Elecciones EEUU: Población latina puede ser una fuerza electoral en 2020
  17. Blasphemy law is repealed in Ireland, enforced in Pakistan – and a problem in many Christian and Muslim countries
  18. What is public service loan forgiveness? And how do I qualify to get it?
  19. How a self-powered glucose-monitoring device could help people with diabetes
  20. How the ‘wave of women’ entering congress could turn the #MeToo movement into concrete action
  21. The other 2018 midterm wave: A historic 10-point jump in turnout among young people
  22. #MeToo could become a national reckoning – if the new House treats it like a financial crisis
  23. Driving autonomous cars off the beaten path
  24. The votes have been counted, the results are (mostly) in: What’s next for health care?
  25. Left behind: The midterm view from Iowa
  26. The US government has huge debts, and House Democrats could lead the way on solutions – an economist explains how
  27. Coloradans reject restrictions on drilling distances from homes and schools
  28. Latinos can be an electoral force in 2020
  29. La gripe sobrevive más de una hora en el aire y en las superficies
  30. Which country is best to live in? Our calculations say it's not Norway
  31. Experiments with optical tweezers race to test the laws of quantum mechanics
  32. Concussion prevention: Sorting through the science to see what's sound
  33. What's behind the dramatic rise in 3-generation households?
  34. Florida restores voting rights to 1.5 million citizens, which might also decrease crime
  35. Marijuana expands into 3 more states, but nationwide legalization still unlikely
  36. 2 economic policies likely to change with Democrats in control of House
  37. What image will define the 2018 election?
  38. Threats remain to US voting system – and voters' perceptions of reality
  39. Hurricanes and water wars threaten the Gulf Coast's new high-end oyster industry
  40. A game plan for technology companies to actually help save the world
  41. Racial and ethnic minorities are more vulnerable to wildfires
  42. Colonizing Mars means contaminating Mars – and never knowing for sure if it had its own native life
  43. New findings add twist to screen time limit debate
  44. How Christian missionary media shaped the world
  45. There's more to health care access than pre-existing conditions
  46. Independent voters will decide Arizona's historic female Senate race
  47. En Estados Unidos, la religión y los refugiados están profundamente conectados
  48. Felons barred from jury duty: An unjustified punishment
  49. College students with disabilities are too often excluded
  50. How to make meaning in aftermath of Pittsburgh and other violent acts