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Nostalgic foods and scents like fresh-cut grass and hamburgers grilling bring comfort, connection and well-being

  • Written by Chelsea Reid, Associate Professor of Psychology, College of Charleston
imageThe foods and scents we associate with our childhoods can provide a meaningful source of comfort and connection.zeljkosantrac/E+ via Getty Images

Walking around my neighborhood in the evening, I am hit by the smells of summer: fresh-cut grass, hamburgers grilling and a hint of swimming pool chlorine. These are also the smells of summers from my...

Read more: Nostalgic foods and scents like fresh-cut grass and hamburgers grilling bring comfort, connection...

The hidden bias in college admissions tests: How standardized exams can favor privilege over potential

  • Written by Zarrina Talan Azizova, Associate Professor of Education, Health and Behavior, University of North Dakota

At first glance, calls from members of Congress to restore academic merit in college admissions might sound like a neutral policy.

In our view, these campaigns often cherry-pick evidence and mask a coordinated effort that targets access and diversity in American colleges.

As scholars who study access to higher education, we have found that when...

Read more: The hidden bias in college admissions tests: How standardized exams can favor privilege over...

What’s the right way to mark Juneteenth? The newest US holiday is confusing Americans

  • Written by Timothy Welbeck, Director of the Center for Anti-Racism, Temple University
imageMartha Yates Jones and Pinkie Yates sit in a decorated buggy for Juneteenth 1908 in front of Houston's Antioch Baptist Church.African American Library at The Gregory School, Houston Public Library

The United States’ newest federal holiday, celebrated annually on June 19, has quickly become its most puzzling one. Four years after President Joe...

Read more: What’s the right way to mark Juneteenth? The newest US holiday is confusing Americans

Iran-Israel ‘threshold war’ has rewritten nuclear escalation rules

  • Written by Farah N. Jan, Senior Lecturer in International Relations, University of Pennsylvania
imageSmoke rises from locations targeted in Tehran amid the third day of Israel's waves of strikes against Iran, on June 15, 2025.Photo by Khoshiran/Middle East Images/AFP via Getty Images

Israel’s conflict with Iran represents far more than another Middle Eastern crisis – it marks the emergence of a dangerous new chapter in nuclear...

Read more: Iran-Israel ‘threshold war’ has rewritten nuclear escalation rules

Most Americans believe misinformation is a problem — federal research cuts will only make the problem worse

  • Written by H. Colleen Sinclair, Associate Research Professor of Social Psychology, Louisiana State University
imageAmericans say the government and social media companies need to do something about misinformation and disinformation.Boris Zhitkov/Getty Images

Research on misinformation and disinformation has become the latest casualty of the Trump administration’s restructuring of federal research priorities.

Following President Donald Trump’s...

Read more: Most Americans believe misinformation is a problem — federal research cuts will only make the...

Sleep loss rewires the brain for cravings and weight gain – a neurologist explains the science behind the cycle

  • Written by Joanna Fong-Isariyawongse, Associate Professor of Neurology, University of Pittsburgh
imageGetting enough sleep is one of the most effective ways to restore metabolic balance in the brain and body.SimpleImages/Moment via Getty Images

You stayed up too late scrolling through your phone, answering emails or watching just one more episode. The next morning, you feel groggy and irritable. That sugary pastry or greasy breakfast sandwich...

Read more: Sleep loss rewires the brain for cravings and weight gain – a neurologist explains the science...

Conflicted, disillusioned, disengaged: The unsettled center of Jewish student opinion after Oct. 7

  • Written by Jonathan Krasner, Associate Professor of Jewish Education Research, Brandeis University
imagePro-Palestinian students pass the flag of Israel while walking out of commencement in protest at the Massachusetts Institute of Technology on May 30, 2024.AP Photo/Charles Krupa

As commencement season comes to a close, many campuses remain riven by the Israel-Hamas war. At the Massachusetts Institute of Technology, the undergraduate class president...

Read more: Conflicted, disillusioned, disengaged: The unsettled center of Jewish student opinion after Oct. 7

A new book of Edward Gorey’s drawings shows what’s lost when the artist’s sexuality is glossed over

  • Written by Elizabeth Wolfson, Assistant Director of Campus Partnerships for the Office of Public Scholarship, Washington University in St. Louis
imageEdward Gorey on the set he designed for the Broadway revival of Bram Stoker's 'Dracula' in 1977. Jack Mitchell/Getty Images

Artist, illustrator and writer Edward Gorey would have turned 100 this year, and the recently published “From Ted to Tom: The Illustrated Envelopes of Edward Gorey” is a fitting celebration of his wit and talent.

Th...

Read more: A new book of Edward Gorey’s drawings shows what’s lost when the artist’s sexuality is glossed over

Is Mars really red? A physicist explains the planet’s reddish hue and why it looks different to some telescopes

  • Written by David Joffe, Associate Professor of Physics, Kennesaw State University
imageSiccar Point, photographed by the Curiosity rover, is near Mars' Gale Crater. NASA/JPL-Caltech/MSSS; Processing & License: Kevin M. Gill

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to CuriousKidsUS@theconversation.com.

Is Mars really as red as people say it is? –...

Read more: Is Mars really red? A physicist explains the planet’s reddish hue and why it looks different to...

RNA has newly identified role: Repairing serious DNA damage to maintain the genome

  • Written by Francesca Storici, Professor of Biological Sciences, Georgia Institute of Technology
imageDouble-strand breaks in DNA can be deadly.Victor Golmer/iStock via Getty Images Plus

Your DNA is continually damaged by sources both inside and outside your body. One especially severe form of damage called a double-strand break involves the severing of both strands of the DNA double helix.

Double-strand breaks are among the most difficult forms of...

Read more: RNA has newly identified role: Repairing serious DNA damage to maintain the genome

More Articles ...

  1. Will AI take your job? The answer could hinge on the 4 S’s of the technology’s advantages over humans
  2. Trade in a mythical fish is threatening real species of rays that are rare and at risk
  3. Millions rally against authoritarianism, while the White House portrays protests as threats – a political scientist explains
  4. Forcible removal of US Sen. Alex Padilla signals a dangerous shift in American democracy
  5. What does Israel’s strike mean for US policy on Iran and prospects for a nuclear deal?
  6. Protecting the vulnerable, or automating harm? AI’s double-edged role in spotting abuse
  7. Sly Stone turned isolation into inspiration, forging a path for a generation of music-makers
  8. Southern Baptists’ call for the US Supreme Court to overturn its same-sex marriage decision is part of a long history of opposing women’s and LGBTQ+ people’s rights
  9. Colorado’s fentanyl criminalization bill won’t solve the opioid epidemic, say the people most affected
  10. Data on sexual orientation and gender is critical to public health – without it, health crises continue unnoticed
  11. Supreme Court ignores precedent instead of overruling it in allowing president to fire officials whom Congress tried to make independent
  12. House tax-and-spending bill and other Trump administration changes could make millions of people lose their health insurance coverage
  13. RFK Jr’s shakeup of vaccine advisory committee raises worries about scientific integrity of health recommendations
  14. Two-state solution in the Middle East has been a core US policy for 25 years – is the Trump administration eyeing a change?
  15. US Army’s image of power and flag-waving rings false to Gen Z weary of gun violence − and long-term recruitment numbers show it
  16. Older adults with dementia misjudge their financial skills – which may make them more vulnerable to fraud, new research finds
  17. AI literacy: What it is, what it isn’t, who needs it and why it’s hard to define
  18. Federal R D funding boosts productivity for the whole economy − making big cuts to such government spending unwise
  19. AI tools collect and store data about you from all your devices – here’s how to be aware of what you’re revealing
  20. Energy Star, on the Trump administration’s target list, has a long history of helping consumers’ wallets and the planet
  21. Adolescents who smoke or vape may believe tobacco’s perceived coping benefits outweigh accepted health risks
  22. How a new bus line in Philadelphia is defying post-pandemic transit trends
  23. From Washington’s burned letters to Trump’s missing transcripts, partial presidential records limit people’s full understanding of history
  24. The complex reality of college student mental health: Data reveals both challenges and positive trends
  25. Video games teach students in this class how religion works in the modern world
  26. A portrait taken in North Philly in the 1980s reconnects poet with cherished memories of her own beloved father
  27. Family homesteads with tangled titles are contributing to rural America’s housing crisis
  28. How your air conditioner can help the power grid, rather than overloading it
  29. Antagonism to transgender rights is tied to the authoritarian desire for social conformity – not just partisan affiliation
  30. Politics based on grievance has a long and violent history in America
  31. How was the wheel invented? Computer simulations reveal the unlikely birth of a world-changing technology nearly 6,000 years ago
  32. We surveyed 1,500 Florida kids about cellphones and their mental health – what we learned suggests school phone bans may have important but limited effects
  33. You’re probably richer than you think because of the safety net – but you’d have more of that hidden wealth if you lived in Norway
  34. A field guide to ‘accelerationism’: White supremacist groups using violence to spur race war and create social chaos
  35. World’s most powerful ex-New Yorker gets a DC military parade, not a ticker-tape celebration in Manhattan’s Canyon of Heroes
  36. Teens say they can access firearms at home, even when parents lock them up, new research shows
  37. LGBTQ+ patients stay up-to-date on preventive care when their doctors are supportive, saving money and lives throughout society
  38. Where is the center of the universe?
  39. Do you know how to prepare for your digital life after death? CU Boulder’s student-run clinic has some advice
  40. How the ‘Big Beautiful Bill’ positions US energy to be more costly for consumers and the climate
  41. For Trump’s ‘no taxes on tips,’ the devil is in the details
  42. 100 years ago, the Social Gospel movement pushed to improve workers’ lives – but also to promote its vision of Christian America
  43. Trump–Xi call boosts Chinese president’s tough man image — and may have handed him the upper hand in future talks
  44. Binge drinking brake found in mouse brains, offering future path to treating alcohol abuse – new research
  45. Dismal ticket sales, grumblings from fans and clubs – is FIFA’s latest attempt to establish a global club game doomed before it starts?
  46. Ancient fossils show how the last mass extinction forever scrambled the ocean’s biodiversity
  47. Trump orders Marines to Los Angeles as protests escalate over immigration raids, demonstrating the president’s power to deploy troops on US soil
  48. ‘Who controls the present controls the past’: What Orwell’s ‘1984’ explains about the twisting of history to control the public
  49. Americans still have faith in local news − but few are willing to pay for it
  50. How school choice policies evolved from supporting Black students to subsidizing middle-class families