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Arctic greening won’t save the climate – here’s why

  • Written by Donatella Zona, Associate Professor of Biology, San Diego State University
imageChanges in vegetation and temperature affect wildlife and humans, as well as the climate.Lisa Hupp/USFWS

Satellite images show the Arctic has been getting greener as temperatures in the far northern region rise three times faster than the global average.

Some theories suggest that this “Arctic greening” will help counteract climate...

Read more: Arctic greening won’t save the climate – here’s why

How fast can we stop Earth from warming?

  • Written by Richard B. (Ricky) Rood, Professor of Climate and Space Sciences and Engineering, University of Michigan
imageThe ocean retains heat for much longer than land does. Aliraza Khatri's Photography via Getty Images

Global warming doesn’t stop on a dime. If people everywhere stopped burning fossil fuels tomorrow, stored heat would still continue to warm the atmosphere.

Picture how a radiator heats a home. Water is heated by a boiler, and the hot water...

Read more: How fast can we stop Earth from warming?

Calling Putin a 'war criminal' could spark even more atrocities in Ukraine

  • Written by Joseph Wright, Professor of Political Science, Penn State
imageVladimir Putin celebrated Russia's annexation of Crimea on March 18, 2022, the eighth anniversary of the move.Mikhail Klimentyev/Sputnik/AFP via Getty Images

As the war in Ukraine continues, officials in the U.S. and Europe are sounding alarms about alleged war crimes being committed by Russian troops there. U.S. President Joe Biden has called...

Read more: Calling Putin a 'war criminal' could spark even more atrocities in Ukraine

Can my electric car power my house? Not yet for most drivers, but vehicle-to-home charging is coming

  • Written by Seth Blumsack, Professor of Energy and Environmental Economics and International Affairs, Penn State
imageThink of your car as a home power supply on wheels.Tesson/Andia/Universal Images Group via Getty Images

As manufacturers introduce new models of electric vehicles, demand for them is growing steadily. New EV sales in the U.S. roughly doubled in 2021 and could double again in 2022, from 600,000 to 1.2 million. Auto industry leaders expect that EVs...

Read more: Can my electric car power my house? Not yet for most drivers, but vehicle-to-home charging is coming

What is alopecia? It's no laughing matter for millions of Black American women

  • Written by Danita Peoples, Clinical Associate Professor of Dermatology, Wayne State University
imageJada Pinkett Smith has spoken about her struggles with hair loss.Jeff Kravitz/FilmMagic

The Oscar slap that overshadowed the Academy Awards ceremony was sparked by a joke about Jada Pinkett Smith’s lack of hair – with husband Will Smith objecting violently to comedian Chris Rock mocking the actress’s shaved head.

Away from the...

Read more: What is alopecia? It's no laughing matter for millions of Black American women

Kids afraid of getting shots? Here are 3 easy ways for parents to help them

  • Written by Lynn Gardner, Associate Professor of Pediatrics and Director of Pediatric Residency Program, Morehouse School of Medicine
imageChildren are not little adults – they need time to process what is going to happen.Ivan Pantic/E+ via Getty Images

Few things are more challenging than trying to vaccinate a terrified and uncooperative child. I have seen children wedge themselves into a corner and refuse to budge. I have seen them thrash and yell. And I have seen them sit...

Read more: Kids afraid of getting shots? Here are 3 easy ways for parents to help them

Kiev ya se ha enfrentado a otras invasiones y la identidad ucraniana se ha fortalecido como respuesta

  • Written by Matthew Pauly, Associate Professor of History, Michigan State University
imageSoldados ucranianos en las calles de Kiev en 1917. Wikimedia Commons

El 30 de enero de 1918, una fuerza formada principalmente por cadetes militares y estudiantes armados a toda prisa tomó posiciones en Kruty, una parada de ferrocarril al noreste de Kiev, para defender la capital de la República Popular Ucraniana contra la Rusia...

Read more: Kiev ya se ha enfrentado a otras invasiones y la identidad ucraniana se ha fortalecido como...

Thousands of undiscovered mammal species may be hidden in plain sight, new research finds

  • Written by Danielle Parsons, PhD Candidate in Evolutionary Biology, The Ohio State University
imageTaxonomy, or the study of classifying species, plays a key role in biodiversity conservation. Aarthi Arunkumar/Moment via Getty Images

Taxonomy, the study of how living organisms relate to one another as species, has been around since the 1700s. Though scientists and philosophers have long debated what makes a species a species, taxonomists treat...

Read more: Thousands of undiscovered mammal species may be hidden in plain sight, new research finds

How did cockroaches survive the asteroid that led to the extinction of dinosaurs?

  • Written by Brian Lovett, Postdoctoral Researcher in Mycology, West Virginia University
imageArtist's rendering of the Chicxulub asteroid entering Earth's atmosphere 66 million years ago, triggering events that caused a mass extermination.Roger Harris/Science Photo library via Getty Imagesimage

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....

Read more: How did cockroaches survive the asteroid that led to the extinction of dinosaurs?

What's the 411 on the new 988 hotline? 5 questions answered about a national mental health service

  • Written by Derek Lee, Doctoral Student in Counselor Education and Supervision, The Ohio State University
imageThe 988 Lifeline will connect callers with specialists trained to assist with mental health crises, including psychotic symptoms and substance abuse.

Beginning July 16, 2022, people struggling with mental health crises can call 988, a new number focused on providing lifesaving suicide prevention and crisis services. But 988 is not just a shorter,...

Read more: What's the 411 on the new 988 hotline? 5 questions answered about a national mental health service

More Articles ...

  1. Astronomy's 10-year wish list: Big money, bigger telescopes and the biggest questions in science
  2. Ukrainian female refugees are fleeing a war, but in some cases more violence awaits them where they find shelter
  3. Two Orthodox Christian countries at war – here's an explanation of the faith tradition shared by Russia and Ukraine
  4. Local governments are attractive targets for hackers and are ill-prepared
  5. Soaring crude prices make the cost of pretty much everything else go up too because we almost literally eat oil
  6. How MacKenzie Scott's $12 billion in gifts to charity reflect an uncommon trust in the groups she supports
  7. Coastal home buyers are ignoring rising flood risks, despite clear warnings and rising insurance premiums
  8. 2020 census miscounted Americans – 4 questions answered
  9. Asian American mothers confront multiple crises of pandemic, anti-Asian hate and caregiving
  10. #OscarsSoWhite still plagues Hollywood's highest achievement awards
  11. Even after lockdowns eased, pandemic depression persisted across social classes – new study
  12. In Egypt, where a meal isn’t complete without bread, war in Ukraine is threatening the wheat supply and access to this staple food
  13. Longer naps in the day may be an early sign of dementia in older adults
  14. When Putin says Russia and Ukraine share one faith, he's leaving out a lot of the story
  15. Drugs that treat opioid use disorder are a good use for multibillion-dollar settlement funds
  16. With threats of nuclear war and climate disaster growing, America's 'bunker fantasy' is woefully inadequate
  17. Madeleine Albright saw US as an ‘indispensable nation’ and NATO expansion eastward as essential
  18. Would gas tax breaks make a big difference when prices are skyrocketing? We asked 4 experts
  19. Ketanji Brown Jackson's Supreme Court hearing is a flashback to how race and crime featured during Thurgood Marshall's 1967 hearings
  20. Vaccine hesitancy is complicating physicians' obligation to respect patient autonomy during the COVID-19 pandemic
  21. New data-sharing requirements from the National Institutes of Health are a big step toward more open science – and potentially higher-quality research
  22. March Madness stars can now cash in on endorsements – but some limits set by states and universities may still be unconstitutional
  23. How much is the media buzz from a March Madness Cinderella run worth to a school like Saint Peter's?
  24. How fairy tales shape fighting spirit: Ukraine's children hear bedtime stories of underdog heroes, while Russian children hear tales of magical success
  25. Tornadoes, climate change and why Dixie is the new Tornado Alley
  26. Why the future of the world's largest religion is female – and African
  27. An emphasis on brilliance creates a toxic, dog-eat-dog workplace atmosphere that discourages women
  28. Ketanji Brown Jackson’s path to Supreme Court nomination was paved by trailblazing Black women judges
  29. Biden's plain speaking on Ukraine inspires support without sparking a wider war – an echo of the Truman Doctrine, 75 years ago
  30. Colleges routinely fail to ask about new hires' history of sexual harassment
  31. Food pantries that give away stuff people can't or won't cook have an 'acorn squash problem'
  32. Putin's control over Ukraine war news is not total - it's challenged by online news and risk-taking journalists
  33. In ‘Licorice Pizza’ a 15-year-old and 25-year-old fall for each other – here's what's known about these types of relationships
  34. El olor de la enfermedad: El uso de perros, ratones y hurones para detectar padecimientos
  35. Economic sanctions may make Russians' lives worse – without stopping Putin's assault on Ukraine
  36. What is the new COVID-19 variant BA.2, and will it cause another wave of infections in the US?
  37. SEC proposes far-reaching climate disclosure rules for companies – here’s where the rules may be vulnerable to legal challenges
  38. Defending Europe: How cultural identity shapes support for Ukraine and armed resistance against Russia
  39. An expert on trends in gun sales and gun violence in pandemic America
  40. The 'hot hand' is a real basketball phenomenon – but only some players have the ability to go on these basket-making streaks
  41. Older Americans are given the wrong idea about online safety – here's how to help them help themselves
  42. ‘I wanted a professor like me’ – a hip-hop artist explains his turn to academia
  43. Kyiv's Jews, persecuted under Polish-Lithuanian, Russian, Nazi and Soviet regimes, now face the onslaught of Putin's forces
  44. Abortion pills are just as safe to prescribe based on a patient's medical history as after an in-person exam, new research finds
  45. Supreme Court nominee Ketanji Brown Jackson faces confirmation hearings: 7 questions answered
  46. How a few geothermal plants could solve America's lithium supply crunch and boost the EV battery industry
  47. Why is Russia's church backing Putin's war? Church-state history gives a clue
  48. Maps show – and hide – key information about Ukraine war
  49. 6 wildfire terms to understand, from red flag warning to 100% containment
  50. Fewer Americans are hunting, and that raises hard questions about funding conservation through gun sales