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Otters, beavers and other semiaquatic mammals keep clean underwater, thanks to their flexible fur

  • Written by Andrew Dickerson, Assistant Professor of Mechanical, Aerospace and Biomedical Engineering, University of Tennessee
imageOtters and other semiaquatic mammals can keep clean even in dirty water. AP Photo/Kirsty Wigglesworth

Underwater surfaces can get grimy as they accumulate dirt, algae and bacteria, a process scientists call “fouling.” But furry mammals like beavers and otters that spend most of their lives wet manage to avoid getting their fur slimy....

Read more: Otters, beavers and other semiaquatic mammals keep clean underwater, thanks to their flexible fur

Martin Luther King Jr.'s moral stance against the Vietnam War offers lessons on how to fight for peace in the Middle East

  • Written by Hajar Yazdiha, Assistant Professor of Sociology, USC Dornsife College of Letters, Arts and Sciences
imageCivil rights leader Martin Luther King Jr., center, leads an anti-Vietnam War demonstration on March 16, 1967, in New York City. AFP via Getty Images

Since the onset of Israel’s deadly assault on Gaza and the West Bank after the Oct. 7, 2023, Hamas attack, debates have arisen among historians and media pundits about Martin Luther King...

Read more: Martin Luther King Jr.'s moral stance against the Vietnam War offers lessons on how to fight for...

How we almost ended up with a bull's-eye bar code

  • Written by Jordan Frith, Pearce Professor of Professional Communication, Clemson University
imagePeering into the past.C.J. Burton/The Image Bank/Getty Images

Few objects in the world are more immediately recognizable than the bar code. After all, bar codes are all around us. They’re on the books we buy and the packages that land on our doorsteps. More than 6 billion bar codes are scanned every single day. They’ve become such an...

Read more: How we almost ended up with a bull's-eye bar code

A Supreme Court ruling on fishing for herring could sharply curb federal regulatory power

  • Written by Robin Kundis Craig, Robert C. Packard Trustee Chair in Law, University of Southern California
imageTwo cases centered on Atlantic herring could have widespread impacts on federal regulation.Joe Raedle/Getty Images

Fisheries regulation might seem to be unusual grounds for the U.S. Supreme Court to shift power away from federal agencies. But that is what the court seems poised to do in the combined cases of Loper Bright Enterprises vs. Raimondo and...

Read more: A Supreme Court ruling on fishing for herring could sharply curb federal regulatory power

Republicans are pushing for drastic asylum changes – an immigration law scholar breaks down the proposal

  • Written by Jean Lantz Reisz, Clinical Associate Professor of Law, Co-Director, USC Immigration Clinic, University of Southern California
imageMigrants cross through a gap in the U.S.-Mexico border fence on Dec. 22, 2023, in Jacumba Hot Springs, Calif.Qian Weizhong/VCG via Getty Images

There is bipartisan agreement for the need for immigration reform and stark disagreement on what that reform should be.

A rise in illegalborder crossings since 2020 has applied significant pressure for...

Read more: Republicans are pushing for drastic asylum changes – an immigration law scholar breaks down the...

As Zepbound dominates headlines as a new obesity-fighting drug, a nutritionist warns that weight loss shouldn’t be the only goal

  • Written by Mandy Conrad, Assistant Clinical Professor in Nutrition and Dietetics, Mississippi State University
imageOverall health and well-being are about much more than just weight management.Carol Yepes/Moment via Getty Images

If the buzz surrounding a medication could elevate it to celebrity status, then Zepbound is reaching Taylor Swift rank.

Zepbound is the newest addition to the weight loss drug arena. In November 2023, it joined the list of...

Read more: As Zepbound dominates headlines as a new obesity-fighting drug, a nutritionist warns that weight...

Pope Francis called surrogacy 'deplorable' – but the reasons why women and parents choose surrogacy are complex and defy simple labels

  • Written by Danielle Tumminio Hansen, Assistant Professor of Practical Theology & Spiritual Care, Emory University
imagePope Francis baptizes 16 infants in the Sistine Chapel on Jan. 7, 2024, in Vatican City.Vatican Media via Vatican Pool/Getty Images

Pope Francis made headlines on Jan. 8, 2024, when he called for a global surrogacy ban, stating, “I deem deplorable the practice of so-called surrogate motherhood, which represents a grave violation of the...

Read more: Pope Francis called surrogacy 'deplorable' – but the reasons why women and parents choose...

'Thirst trap' and 'edgelord' were recently added to the dictionary – so why hasn't 'nibling' made the cut?

  • Written by Roger J. Kreuz, Associate Dean and Professor of Psychology, University of Memphis
imageA rose by any other name would smell as sweet – but would it sound as sweet?Alicia Llop/Moment via Getty Images

A student in my graduate seminar recently mentioned seeing her “niblings” at Thanksgiving. Some of the students in my class were clearly familiar with the term. But others frowned, suggesting that they hadn’t heard...

Read more: 'Thirst trap' and 'edgelord' were recently added to the dictionary – so why hasn't 'nibling' made...

From besting Tetris AI to epic speedruns – inside gaming’s most thrilling feats

  • Written by James Dawes, Professor of English, Macalester College

After 13-year-old Willis Gibson became the first human to beat the original Nintendo version of Tetris, he dedicated his special win to his father, who passed away in December 2023.

The Oklahoma teen beat the game by defeating level after level until he reached the “kill screen” – that is, the moment when the Tetris artificial...

Read more: From besting Tetris AI to epic speedruns – inside gaming’s most thrilling feats

After an 80-year absence, gray wolves have returned to Colorado − here's how the reintroduction of this apex predator will affect prey and plants

  • Written by Joanna Lambert, Professor of Environmental Studies and Faculty in Ecology and Evolutionary Biology, University of Colorado Boulder
imageA wild gray wolf at Yellowstone National Park near Mammoth Hot Springs, Montana.John Morrison/iStock via Getty Images Plus

Gray wolves were reintroduced to Colorado in December 2023, the latest attempt in a decadeslong effort to build up wolf populations in the Rocky Mountain states. SciLine interviewed Joanna Lambert, professor of wildlife ecology...

Read more: After an 80-year absence, gray wolves have returned to Colorado − here's how the reintroduction of...

More Articles ...

  1. Cannabis products may harbor fungal toxins harmful to human health, but regulations are uneven or nonexistent
  2. Earth isn't the only planet with seasons, but they can look wildly different on other worlds
  3. A beginner's guide to sound baths − what they are, how to choose a good one and what the research shows
  4. Why don't fruit bats get diabetes? New understanding of how they've adapted to a high-sugar diet could lead to treatments for people
  5. 2023's billion-dollar disasters list shattered the US record with 28 big weather and climate disasters amid Earth's hottest year on record
  6. Why both Israel and Hezbollah are eager to avoid tit-for-tat attacks escalating into full-blown war
  7. Taiwanese election may determine whether Beijing opts to force the issue of reunification
  8. Plagiarism is not always easy to define or detect
  9. LGBTQ+ workers want more than just pride flags in June
  10. Take laughter, add tears − the secret recipe for the most-liked Super Bowl ads
  11. Voters don't always have final say -- state legislatures and governors are increasingly undermining ballot measures that win
  12. I set out to investigate where silky sharks travel − and by chance documented a shark's amazing power to regenerate its sabotaged fin
  13. What Taoism teaches about the body and being healthy
  14. Rabies is an ancient, unpredictable and potentially fatal disease − two rabies researchers explain how to protect yourself
  15. Trump’s arguments for immunity not as hopeless as some claim
  16. What happens to the ocean if we take out all the fish? A marine ecologist explains the complex roles fish play in their ecosystem
  17. From South Asia to Mexico, from slave to spiritual icon, this woman's life is a snapshot of Spain's colonization – and the Pacific slave trade history that books often leave out
  18. South Korea's gender imbalance is bad news for men − outnumbering women, many face bleak marriage prospects
  19. An overlooked and undercounted group of Arab American and Muslim voters may have outsized impact on 2024 presidential election
  20. Emergency medicine residencies more likely to go unfilled at for-profit and newly accredited programs
  21. College applications rose in states that legalized recreational marijuana
  22. US Supreme Court decision on Trump-Colorado ballot case 'monumental' for democracy itself, not just 2024 presidential election
  23. Jan. 6 was an example of networked incitement − a media and disinformation expert explains the danger of political violence orchestrated over social media
  24. 70 years after Brown vs. Board of Education, public schools still deeply segregated
  25. The US invented shopping malls, but China is writing their next chapter
  26. What is resilience? A psychologist explains the main ingredients that help people manage stress
  27. Literature inspired my medical career: Why the humanities are needed in health care
  28. Why does Claudine Gay still work at Harvard after being forced to resign as its president? She's got tenure
  29. 'Designated contrarians' could improve nonprofit boards by disrupting the kind of consensus and groupthink that contributed to the NRA's woes
  30. With higher fees and more ads, streaming services like Netflix, Disney+ and Hulu are cashing in by using the old tactics of cable TV
  31. Trump's Iowa political organizing this year is nothing like his scattershot 2016 campaign
  32. 2 colonists had similar identities – but one felt compelled to remain loyal, the other to rebel
  33. How the Iowa caucuses became the first major challenge of US presidential campaigns
  34. The chickadee in the snowbank: A 'canary in the coal mine' for climate change in the Sierra Nevada mountains
  35. Pundits: Central to democracy, or partisan spewers of opinion who destroy trust
  36. School board members could soon be blocked from blocking people − and deleting their comments − on social media
  37. Seeing the human in every patient − from biblical texts to 21st century relational medicine
  38. Drugs of the future will be easier and faster to make, thanks to mRNA – after researchers work out a few remaining kinks
  39. Focus on right now, not the distant future, to stay motivated and on track to your long-term health goals
  40. Stories about war, violence and hate crime can cause anxiety, anger and depression in kids -- here's how to discuss bad news with your children
  41. We used AI and satellite imagery to map ocean activities that take place out of sight, including fishing, shipping and energy development
  42. Workers in their teens and early 20s are more likely to get hurt than older employees
  43. Radiation therapy takes advantage of cancer's poor DNA repair abilities – an oncologist and physicist explain how
  44. AI is here – and everywhere: 3 AI researchers look to the challenges ahead in 2024
  45. Coast redwood trees are enduring, adaptable marvels in a warming world
  46. The Lotus Sutra − an ancient Buddhist scripture from the 3rd century − continues to have relevance today
  47. How religion and politics will mix in 2024 – three trends to track
  48. Israel's highest court protects its power to curb government extremism − 3 essential reads
  49. Economic lookahead: As we ring in 2024, can the US economy continue to avoid a recession?
  50. Keeping a streak alive can be strong motivation to stick with a chosen activity