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Mathematics of scale: Big, small and everything in between

  • Written by Mitchell Newberry, Assistant Professor of Complex Systems, University of Michigan
How many lakes are in Alaska? Thermokarst lakes on Alaska's North Slope are self-similar and fractal.Painting by Cherissa Dukelow, CC BY-SA

Breathe. As your lungs expand, air fills 500 million tiny alveoli, each a fraction of a millimeter across. As you exhale, these millions of tiny breaths merge effortlessly through larger and larger airways into...

Read more: Mathematics of scale: Big, small and everything in between

As Airbnb grows, this is exactly how much it's bringing down hotel prices and occupancy

  • Written by Tarik Dogru, Assistant Professor of Hospitality Management, Florida State University
Airbnb is a growing threat to the major hotel chains. Jonathan Weiss/Shutterstock.com

Airbnb has grown exponentially since its founding in 2008 and is expected to soon go public in an initial public offering that would rank it among the world’s most valuable hotel companies.

In fact, U.S. consumers spent more money on Airbnb last year than...

Read more: As Airbnb grows, this is exactly how much it's bringing down hotel prices and occupancy

The history of China's Muslims and what's behind their persecution

  • Written by Kelly Anne Hammond, Assistant Professor of History, University of Arkansas
A delegate in traditional Uighur dress listens to a speaker during a meeting with delegates from China's Xinjiang Uighur Autonomous Region in Beijing,AP Photo/Mark Schiefelbein

Over 1 million Uighur Muslims are being held in detention centers in the far western province of Xinjiang, China.

Uighur leaders and experts located outside China have...

Read more: The history of China's Muslims and what's behind their persecution

Facebook doesn't fool me – but I worry about how it affects you

  • Written by Joseph B. Walther, Professor of Communication; Director, Center for Information Technology and Society, University of California, Santa Barbara
I'm safe, but you should be more careful online.Rapeepat Pornsipak/Shutterstock.com

A number of prominent figures have called for some sort of regulation of Facebook – including one of the company’s co-founders and a venture capitalist who was one of Facebook’s early backers.

Much of the criticism of Facebook relates to how the...

Read more: Facebook doesn't fool me – but I worry about how it affects you

Recent attempts at reparations show that World War II is not over

  • Written by Timothy Webster, Associate Professor of Law, Case Western Reserve University
Chen Yabian, 74, of Hainan Province, southern China, testifies during the International Symposium on Chinese 'Comfort Women' in 2000 in Shanghai that she was 14 when Japanese Imperial Army soldiers forced her to work as a sex slave during the war. AP/Eugene Hoshiko

World War II ended in 1945.

But the world has never stopped debating its legacy and...

Read more: Recent attempts at reparations show that World War II is not over

Chicago's Urban Prep Academy – known for 100% college acceptance rates – put reputation ahead of results

  • Written by Chezare A. Warren, Assistant Professor of Teacher Education, Michigan State University
Despite being known for high college acceptance rates, Urban Prep Academies recently lost a charter to operate a school on Chicago's west side.Charles Rex Arbogast/AP

When I joined Urban Prep Academies in 2006 as the founding math teacher at what was to become the nation’s first all-boys public charter high school, the school’s faculty...

Read more: Chicago's Urban Prep Academy – known for 100% college acceptance rates – put reputation ahead of...

US is already fighting a conflict with Iran – an economic war that is hurting the wrong people

  • Written by David Cortright, Director of Policy Studies, Kroc Institute for International Peace Studies, University of Notre Dame

Many are worried about the risk of war with Iran after the Trump administration leaked discussions of a troop deployment in response to claimed threats to U.S. warships in the region.

And in recent days, the rhetoric has only gotten more heated, with President Donald Trump saying a war would be “the official end of Iran.” Iranian...

Read more: US is already fighting a conflict with Iran – an economic war that is hurting the wrong people

Could a lack of humility be at the root of what ails America?

  • Written by Frank T. McAndrew, Cornelia H. Dudley Professor of Psychology, Knox College
What happens when everyone thinks they're smarter than everyone else?Ljupco Smokovski/Shutterstock.com

There are a lot of reasons behind the political polarization of the country and the deterioration of civic discourse.

I wonder if a lack of humility is one of them.

In his recent book, “The Death of Expertise,” national security expert...

Read more: Could a lack of humility be at the root of what ails America?

The Constitution dictates that impeachment must not be partisan

  • Written by Peter Brandon Bayer, Associate Professor of Law, University of Nevada, Las Vegas
President Donald Trump arriving at the Rose Garden, May 22, 2019, in Washington. AP/Evan Vucci

Barely two decades since the impeachment of Bill Clinton, the people of the United States again are confronting the possibility that their president, now Donald Trump, could be impeached, meaning charged by the House of Representatives with offenses that,...

Read more: The Constitution dictates that impeachment must not be partisan

More Articles ...

  1. I'm an evolutionary biologist – here's why this ancient fungal fossil discovery is so revealing
  2. Genetic trigger discovered for common heart problem, mitral valve prolapse
  3. The Catholic Church is tightening rules on reporting sexual abuse – but not swearing off its legal privilege to keep secrets
  4. What’s wrong with those anti-vaxxers? They're just like the rest of us
  5. How rural areas like Florida's Panhandle can become more hurricane-ready
  6. The SAT's new 'adversity score' is a poor fix for a problematic test
  7. How dogs help keep multiracial neighborhoods socially segregated
  8. What China wants: 3 things motivating China's position in trade negotiations with the US
  9. An outlaw yeast thrives with genetic chaos – and could provide clues for understanding cancer growth
  10. Hate heaped on black heroines of the French Resistance would look familiar to AOC and Rashida Tlaib
  11. Simply elegant, Morse code marks 175 years and counting
  12. Getting ready for hurricane season: 4 essential reads
  13. Women take a hit for reporting sexual harassment, but #MeToo may be changing that
  14. Misreading the story of climate change and the Maya
  15. How millennials are affecting the price of your home
  16. What your ability to engage with stories says about your real-life relationships
  17. There is more than one religious view on abortion - here's what Jewish texts say
  18. New autism research on single neurons suggests signaling problems in brain circuits
  19. States – not just Congress – should unlock student financial aid for people in prison
  20. Phage therapy to prevent cholera infections – and possibly those caused by other deadly bacteria
  21. What's behind the belief in a soulmate?
  22. Hydropower dams can harm coastal areas far downstream
  23. The US could have ended up with a British-style health care system: Here is why it didn’t
  24. Viruses to stop cholera infections – the viral enemy of deadly bacteria could be humanity's friend
  25. Why Congress needs to empower the IRS to give nonprofit newspapers a green light
  26. Same-sex couples have been in American politics way longer than the Buttigiegs have been married
  27. Political cartoonists are out of touch – it's time to make way for memes
  28. Why letting the IRS decide the future of news is a bad idea
  29. Why is the Pentagon interested in UFOs?
  30. 'The Big Bang Theory' finale: Sheldon and Amy's fictional physics parallels real science
  31. The Brown v. Board of Education case didn't start how you think it did
  32. Congress is considering privacy legislation – be afraid
  33. Populist alliances of 'cowboys and Indians' are protecting rural lands
  34. Why are there so many candidates for president?
  35. Doris Day was a sunny actress and a domestic violence survivor; are there lessons?
  36. 21 questions for today's college graduates
  37. Laser of sound promises to measure extremely tiny phenomena
  38. Stiff muscles are a counterintuitive superpower of NBA athletes
  39. This commencement speech had nothing but questions
  40. A new type of laser uses sound waves to help to detect weak forces
  41. Why parents should think twice about tracking apps for their kids
  42. New Gates-funded commission aims to put a value on a college education
  43. US fertility keeps dropping – but that's not a reason to panic
  44. Is Trump’s trade war saving American jobs – or killing them?
  45. Your internet data is rotting
  46. Secrecy versus sunshine: Efforts to hide government records never stop
  47. Retired oil rigs off the California coast could find new lives as artificial reefs
  48. We’re just beginning to grasp the toll of the Islamic State's archaeological looting in Syria
  49. Buttigieg's call for universal public service would mark a big departure from historically small volunteer programs
  50. Facebook's 'transparency' efforts hide key reasons for showing ads