NewsPronto

 
Men's Weekly

.

USA Conversation

The Conversation USA

The Conversation USA

How has the inside of the Earth stayed as hot as the Sun's surface for billions of years?

  • Written by Shichun Huang, Associate Professor of Earth and Planetary Sciences, University of Tennessee
imageThe slice you see cut out of the Earth reveals its core, depicted here in bright yellow.fhm/E+ 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.com.

How does the inside of the Earth stay boiling hot for billions of years? Henry,...

Read more: How has the inside of the Earth stayed as hot as the Sun's surface for billions of years?

More Articles ...

  1. Cochlear implants can bring the experience of sound to those with hearing loss, but results may vary – here's why
  2. Online racial harassment leads to lower academic confidence for Black and Hispanic students
  3. Brazil, US show that secure elections require agreement – not just cybersecurity and clear ballot records
  4. Jewish doctors in the Warsaw Ghetto secretly documented the effects of Nazi-imposed starvation, and the knowledge is helping researchers today – podcast
  5. Peru protests: What to know about Indigenous-led movement shaking the crisis-hit country
  6. South Carolina's execution by firing squad: The last reenactment of the Civil War?
  7. House Speaker McCarthy's powers are still strong – but he'll be fighting against new rules that could prevent anything from getting done
  8. Jacinda Ardern's resignation shows that women still face an uphill battle in politics – an expert on female leaders answers 5 key questions
  9. Democracies don't just bounce back after dictatorships – Argentina's Oscar contender shows what justice afterward looks like
  10. All politicians must lie from time to time, so why is there so much outrage about George Santos? A political philosopher explains
  11. How do you vaccinate a honeybee? 6 questions answered about a new tool for protecting pollinators
  12. Democracies don't just bounce back after dictatorships – Argentina's Oscar nominee shows what justice afterward looks like
  13. 5 ways pressuring young athletes to perform well does them harm
  14. What is involuntary manslaughter? A law professor explains the charge facing Alec Baldwin for 'Rust' shooting death
  15. Inflation hasn't increased US food insecurity overall, according to our new tracker
  16. Cold weather brings itchy, irritated, dry and scaly skin – here's how to treat eczema and other skin conditions and when to see a doctor
  17. The weaponization of the federal government has a long history
  18. How ChatGPT robs students of motivation to write and think for themselves
  19. Installing solar-powered refrigerators in developing countries is an effective way to reduce hunger and slow climate change
  20. Prince Harry's portrayal of war in 'Spare' is making headlines – but combat decision-making is more complex than his words suggest
  21. How Edgar Allan Poe became the darling of the maligned and misunderstood
  22. Lo que la Biblia realmente dice sobre el aborto puede sorprenderte
  23. Climate change trauma has real impacts on cognition and the brain, wildfire survivors study shows
  24. Why China’s shrinking population is a big deal – counting the social, economic and political costs of an aging, smaller society
  25. A librarian recommends 5 fun fiction books for kids and teens featuring disabled characters
  26. Flood forecasts in real-time with block-by-block data could save lives – a new machine learning method makes it possible
  27. Why gas stoves matter to the climate – and the gas industry: Keeping them means homes will use gas for heating too
  28. Fictional newsman Ted Baxter was more invested in fame than in good journalism – but unlike today's pundits, he didn't corrupt the news
  29. Florida Gov. DeSantis leads the GOP's national charge against public education that includes lessons on race and sexual orientation
  30. Kicking off the new year by cleansing your body with a detox diet? A dietitian unpacks the science behind these fads
  31. Vaccination to prevent dementia? New research suggests one way viral infections can accelerate neurodegeneration
  32. Dozens of US schools, universities move to ban TikTok
  33. Why aren't there any legal protections for the children of influencers?
  34. US military spending in Ukraine reached nearly $50 billion in 2022 – but no amount of money alone is enough to end the war
  35. This lunar year will be the Year of the Rabbit or the Year of the Cat, depending on where you live
  36. 50 years after Roe, many ethics questions shape the abortion debate: 4 essential reads
  37. Sex, drugs and alcohol are the top reasons that Texas teachers get in trouble, but overall, such cases are rare
  38. Parents in the US had alarmingly high rates of anxiety and depression during the COVID-19 pandemic – and that has a direct effect on kids
  39. Moderna's experimental cancer vaccine treats but doesn't prevent melanoma – a biochemist explains how it works
  40. New Israeli power broker seeks to rewrite history to justify violence against Palestinians
  41. Allegations that the charity George Santos claims to have run was fake highlight how scams divert money from worthy causes
  42. Deep seabed mining plans pit renewable energy demand against ocean life in a largely unexplored frontier
  43. Stopping the cancer cells that thrive on chemotherapy – research into how pancreatic tumors adapt to stress could lead to a new treatment approach
  44. 'The most dangerous Negro': 3 essential reads on the FBI's assessment of MLK's radical views and allies
  45. Voters have few options to remove George Santos from Congress – aside from waiting until the next election
  46. Special counsels, like those examining Biden's and Trump's handling of classified documents, are intended to be independent – but they aren't entirely
  47. Marriage provides health benefits – and here's why
  48. What the FDA's accelerated approval of a new Alzheimer's drug could mean for those with the disease – 5 questions answered about lecanemab
  49. What does ESG mean? Two business scholars explain what environmental, social and governance standards and principles are
  50. Native eastern fence lizards changed their bodies and behavior in response to invasive red imported fire ants