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What is the ‘great replacement theory’? A scholar of race relations explains

  • Written by Rodney Coates, Professor of Critical Race and Ethnic Studies, Miami University
imageMembers of a white supremacist group demonstrate near the National Archives in Washington on Jan. 21, 2022.AP Photo/Jose Luis Magana

The “great replacement theory,” whose origins date back to the late 19th century, argues that Jews and some Western elites are conspiring to replace white Americans and Europeans with people of...

Read more: What is the ‘great replacement theory’? A scholar of race relations explains

Pacemaker powered by light eliminates need for batteries and allows the heart to function more naturally − new research

  • Written by Pengju Li, Ph.D. Candidate in Molecular Engineering, University of Chicago Pritzker School of Molecular Engineering
imageScientists have designed a solar panel-like pacemaker that can precisely control heartbeats.Eugene Mymrin/Moment via Getty Images

By harnessing light, my colleagues and I designed a wireless, ultrathin pacemaker that operates like a solar panel. This design not only eliminates the need for batteries but also minimizes disruptions to the...

Read more: Pacemaker powered by light eliminates need for batteries and allows the heart to function more...

Did Biden really steal the election? Students learn how to debunk conspiracy theories in this course

  • Written by David Cason, Associate Professor in Honors, University of North Dakota
imageTrump supporters attend an election fraud rally in December 2020 in Washington, D.C.Andrew Lichtenstein/Corbis via Getty Images image

Uncommon Courses is an occasional series from The Conversation U.S. highlighting unconventional approaches to teaching.

Title of course:

Debunking conspiracy theories

What prompted the idea for the course?

I am interested in...

Read more: Did Biden really steal the election? Students learn how to debunk conspiracy theories in this course

The hostility Black women face in higher education carries dire consequences

  • Written by Ebony Aya, Program Manager at the Jan Serie Center for Scholarship and Teaching, Macalester College
imageIsolation can make opportunities elusive. fotostorm via Getty Images

Isolated. Abused. Overworked.

These are the themes that emerged when I invited nine Black women to chronicle their professional experiences and relationships with colleagues as they earned their Ph.D.s at a public university in the Midwest. I featured their writings in the...

Read more: The hostility Black women face in higher education carries dire consequences

Why do airlines charge so much for checked bags? This obscure rule helps explain why

  • Written by Jay L. Zagorsky, Associate Professor of Markets, Public Policy and Law, Boston University

Five out of the six biggest U.S. airlines have raised their checked bag fees since January 2024.

Take American Airlines. In 2023, it cost US$30 to check a standard bag in with the airline; today, as of March 2024, it costs $40 at a U.S. airport – a whopping 33% increase.

As a business schoolprofessor who studies travel, I’m often asked...

Read more: Why do airlines charge so much for checked bags? This obscure rule helps explain why

Israel’s army exemptions for the ultra-Orthodox are part of a bigger challenge: The Jewish state is divided over the Jewish religion

  • Written by Michael Brenner, Professor of Jewish History and Culture at Ludwig Maximilian University and Abensohn Chair in Israel Studies, American University
imageIsraeli police scuffle with ultra-Orthodox Jews as they block a main road in Jerusalem during an October 2017 protest against Israeli army conscription.AP Photo/Ariel Schalit, File

Just when you think nothing can surprise you anymore in Israeli politics, someone always comes along with a new twist.

This time it was Yitzhak Yosef, one of...

Read more: Israel’s army exemptions for the ultra-Orthodox are part of a bigger challenge: The Jewish state...

How meth became an epidemic in America, and what’s happening now that it’s faded from the headlines

  • Written by William Garriott, Professor of Law, Politics, and Society, Drake University
imagePolice detectives sort through evidence after raiding a suspected meth lab. AP Photo/Jeff Roberson

Rural America has long suffered from an epidemic of methamphetamine use, which accounts for thousands of drug overdoses and deaths every year.

William Garriott, an anthropologist at Drake University, explored meth’s impact on communities and...

Read more: How meth became an epidemic in America, and what’s happening now that it’s faded from the headlines

How for-profit nursing home regulators can use the powers they already have to fix growing problems with poor-quality care

  • Written by Charlene Harrington, Professor Emeritus of Social Behavioral Sciences, University of California, San Francisco
imageNursing homes care for more than a million people in the U.S.AP Photo/Richard Drew

Governments at both state and federal levels have yet to fully wield their authority to fight poor-quality care at for-profit nursing homes nationwide, leaving the pressing need for elder care accountability unmet.

Medicare has the power to improve financial...

Read more: How for-profit nursing home regulators can use the powers they already have to fix growing...

For-profit nursing homes are cutting corners on safety and draining resources with financial shenanigans − especially at midsize chains that dodge public scrutiny

  • Written by Sean Campbell, Investigative journalist, The Conversation
imageThe for-profit nursing home sector is growing, while placing a premium on cost cutting and big profits.picture alliance via Getty Images

The care at Landmark of Louisville Rehabilitation and Nursing was abysmal when state inspectors filed their survey report of the Kentucky facility on July 3, 2021.

Residents wandered the halls in a facility that...

Read more: For-profit nursing homes are cutting corners on safety and draining resources with financial...

Trump nearly derailed democracy once − here’s what to watch out for in reelection campaign

  • Written by Richard L. Abel, Michael J. Connell Distinguished Professor of Law Emeritus, University of California, Los Angeles
image'We did win this election,' said then-President Donald Trump at the White House early on Nov. 4, 2020, on what was still election night.Mandel Ngan/AFP via Getty Images)

Elections are the bedrock of democracy, essential for choosing representatives and holding them accountable.

The U.S. is a flawed democracy. The Electoral College and the Senate...

Read more: Trump nearly derailed democracy once − here’s what to watch out for in reelection campaign

More Articles ...

  1. Proteins in milk and blood could one day let doctors detect breast cancer earlier – and save lives
  2. City mouse or country mouse? I collect mice from Philly homes to study how they got so good at urban living
  3. Employees have a right to express support for Black Lives Matter while they’re on the job, according to a historic labor board decision
  4. Wendy’s ‘surge pricing’ mess looks like a case study in stakeholder conflict
  5. COVID-19 vaccines: CDC says people ages 65 and up should get a shot this spring – a geriatrician explains why it’s vitally important
  6. Judge nixes some of Georgia’s charges against Trump and his allies − but that won’t necessarily derail the case
  7. Buyouts can bring relief from medical debt, but they’re far from a cure
  8. Putin has no successor, no living rivals and no retirement plan – why his eventual death will set off a vicious power struggle
  9. Congress’ failure so far to deliver on promise of tens of billions in new research spending threatens America’s long-term economic competitiveness
  10. What is the Darien Gap? And why are more migrants risking this Latin American route to get to the US?
  11. Climate-friendly beef? Argentina’s new ‘carbon-neutral’ certification could help reduce livestock emissions – if it’s done right
  12. How AI is shaping the music listening habits of Gen Z
  13. Hopes that Biden will quit his reelection campaign ignore the differences – and lessons – of LBJ and 1968’s Democratic catastrophe
  14. What the numbers say about diversity on corporate boards
  15. Leprosy cases are rising in the US – what is the ancient disease and why is it spreading now?
  16. Surviving fishing gear entanglement isn’t enough for endangered right whales – females still don’t breed afterward
  17. Solar eclipses result from a fantastic celestial coincidence of scale and distance
  18. Total solar eclipses, while stunning, can damage your eyes if viewed without the right protection
  19. Climate change matters to more and more people – and could be a deciding factor in the 2024 election
  20. Pennsylvania overhauled its sentencing guidelines to be more fair and consistent − but racial disparities may not disappear so soon
  21. 3 things to watch for in Russia’s presidential election – other than Putin’s win, that is
  22. Solar power occupies a lot of space – here’s how to make it more ecologically beneficial to the land it sits on
  23. Growing secrecy limits government accountability
  24. Yes, sexism among Republican voters helped sink Nikki Haley’s presidential campaign
  25. What is the Japanese ‘wabi-sabi’ aesthetic actually about? ‘Miserable tea’ and loneliness, for starters
  26. Salty foods are making people sick − in part by poisoning their microbiomes
  27. NASA’s search for life on Mars: a rocky road for its rovers, a long slog for scientists – and back on Earth, a battle of the budget
  28. National parks teach students about environmental issues in this course
  29. US attempt to ‘revitalize’ Palestinian Authority risks making the PA less legitimate, more unpopular
  30. In Kyrgyzstan, creeping authoritarianism rubs up against proud tradition of people power
  31. Chinese migration to US is nothing new – but the reasons for recent surge at Southern border are
  32. Vaccine-skeptical mothers say bad health care experiences made them distrust the medical system
  33. Are private conversations truly private? A cybersecurity expert explains how end-to-end encryption protects you
  34. Should people suffering from mental illness be eligible for medically assisted death? Canada plans to legalize that in 2027 – a philosopher explains the core questions
  35. Why do trees need sunlight? An environmental scientist explains photosynthesis
  36. Ancient Rome successfully fought against voter intimidation − a political story told on a coin that resonates today
  37. Ramadan will be difficult for those in Gaza or other war zones – what does fasting mean for those who might be already starving?
  38. I’m a political scientist, and the Alabama Supreme Court’s IVF ruling turned me into a reproductive-rights refugee
  39. Is the National Guard a solution to school violence?
  40. How ‘hometown associations’ help immigrants support their communities in the US and back in their homelands
  41. The failures of ‘Oppenheimer’ and the ascent of the foreign film – 6 essential reads for the Oscars
  42. Opill, the first over-the-counter birth control pill, will be on shelves soon − here are some key things to know
  43. April’s eclipse will mean interruptions in solar power generation, which could strain electrical grids
  44. Teenagers often know when their parents are having money problems − and that knowledge is linked to mental health challenges, new research finds
  45. Asthma meds have become shockingly unaffordable − but relief may be on the way
  46. Immune cells can adapt to invading pathogens, deciding whether to fight now or prepare for the next battle
  47. What families need to know about how to safely store firearms at home
  48. UAW’s Southern strategy: Union revs up drive to get workers employed by foreign automakers to join its ranks
  49. Rare access to hammerhead shark embryos reveals secrets of its unique head development
  50. Centuries after Christine de Pizan wrote a book railing against misogyny, Taylor Swift is building her own ‘City of Ladies’