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Climate tipping points sound scary, especially for ice sheets and oceans – here’s why there’s still room for optimism

  • Written by Alexandra A Phillips, Assistant Teaching Professor in Environmental Communication, University of California, Santa Barbara
imageMeltwater runs across the Greenland ice sheet in rivers. The ice sheet is already losing mass and could soon reach a tipping point.Maria-José Viñas/NASA

As the planet warms, it risks crossing catastrophic tipping points: thresholds where Earth systems, such as ice sheets and rain forests, change irreversibly over human lifetimes.

Scient...

Read more: Climate tipping points sound scary, especially for ice sheets and oceans – here’s why there’s...

What are climate tipping points? They sound scary, especially for ice sheets and oceans, but there’s still room for optimism

  • Written by Alexandra A Phillips, Assistant Teaching Professor in Environmental Communication, University of California, Santa Barbara
imageMeltwater runs across the Greenland ice sheet in rivers. The ice sheet is already losing mass and could soon reach a tipping point.Maria-José Viñas/NASA

As the planet warms, it risks crossing catastrophic tipping points: thresholds where Earth systems, such as ice sheets and rain forests, change irreversibly over human lifetimes.

Scient...

Read more: What are climate tipping points? They sound scary, especially for ice sheets and oceans, but...

How the government shutdown is making the air traffic controller shortage worse and leading to flight delays

  • Written by Brian Strzempkowski, Assistant Director, Center for Aviation Studies, The Ohio State University
imageThe government shutdown has exacerbated the air traffic controller shortage, leading to delays at airports across the country, including in Burbank, Calif.Mario Tama/Getty Images

Airports across the United States have been experiencing significant flight delays recently because of a shortage of air traffic controllers, who have been required to...

Read more: How the government shutdown is making the air traffic controller shortage worse and leading to...

Natural World Heritage sites under growing threat, but bright spots remain

  • Written by Jessica Beaudette, Visiting Scholar, Center for Biodiversity Outcomes, Arizona State University
imageA herd of antelope graze near a giraffe in Botswana's Okavango Delta.Murat Ozgur Guvendik/Anadolu via Getty Images

Botswana’s fertile Okavango Delta is one of the last remaining high-biodiversity ecosystems in the world, home to cheetahs, African wild dogs, baobab trees, crocodiles, termites and owls that catch fish. Roughly the size of the...

Read more: Natural World Heritage sites under growing threat, but bright spots remain

María Corina Machado’s peace prize follows Nobel tradition of awarding recipients for complex reasons

  • Written by David Smilde, Professor of Sociology, Tulane University
imageVenezuelan opposition leader Maria Corina Machado gestures during a protest in Caracas on Jan. 9, 2025. Juan Barreto/AFP via Getty Images

Few can doubt the courage María Corina Machado has shown in fighting for a return to democracy in Venezuela.

The 58-year-old politician and activist is the undisputed leader of the opposition to...

Read more: María Corina Machado’s peace prize follows Nobel tradition of awarding recipients for complex...

From artificial atoms to quantum information machines: Inside the 2025 Nobel Prize in physics

  • Written by Zhixin Wang, Postdoctoral Researcher in Physics, University of California, Santa Barbara
imageThis illustration shows, from left to right: John Clarke, Michel Devoret and John Martinis.Niklas Elmehed © Nobel Prize Outreach, CC BY-NC

The 2025 Nobel Prize in physics honors three quantum physicists – John Clarke, Michel H. Devoret and John M. Martinis – for their study of quantum mechanics in a macroscopic electrical circuit.

Si...

Read more: From artificial atoms to quantum information machines: Inside the 2025 Nobel Prize in physics

Government shutdown hasn’t left consumers glum about the economy – for now, at least

  • Written by Joanne Hsu, Research Associate Professor at the Institute for Social Research, University of Michigan
imageEconomic clouds gathering? Perhaps not yet.Brendan Smialowski/AFP via Getty Images

The ongoing federal shutdown has resulted in a pause on regular government data releases, meaning economic data has been in short supply of late. That has left market-watchers and monetary policymakers somewhat in the dark over key indicators in the U.S. economy.

Fortu...

Read more: Government shutdown hasn’t left consumers glum about the economy – for now, at least

Government shutdown hasn’t left US consumers glum about the economy – for now, at least

  • Written by Joanne Hsu, Research Associate Professor at the Institute for Social Research, University of Michigan
imageEconomic clouds gathering? Perhaps not yet.Brendan Smialowski/AFP via Getty Images

The ongoing federal shutdown has resulted in a pause on regular government data releases, meaning economic data has been in short supply of late. That has left market-watchers and monetary policymakers somewhat in the dark over key indicators in the U.S. economy.

Fortu...

Read more: Government shutdown hasn’t left US consumers glum about the economy – for now, at least

A white poet and a Sioux doctor fell in love after Wounded Knee – racism and sexism would drive them apart

  • Written by Julie Dobrow, Distinguished Senior Lecturer of Child Study and Human Development, Tufts University
imageNative American children ride bikes near the cemetery at Wounded Knee, the site of the Dec. 29, 1890, massacre of Sioux tribal members.Richmatts/iStock via Getty Images

Like many star-crossed lovers, Elaine Goodale and Charles Alexander Eastman came from different worlds.

Goodale, born in 1863 to a family claiming Puritan roots, grew up on a farm in...

Read more: A white poet and a Sioux doctor fell in love after Wounded Knee – racism and sexism would drive...

The new president of The Church of Jesus Christ of Latter-day Saints will inherit a global faith far more diverse than many realize

  • Written by Brittany Romanello, Assistant Professor of Sociology, University of Arkansas
imageMissionary Sayon Ang holds up a sign signifying she speaks Cambodian during the twice-annual conference of The Church of Jesus Christ of Latter-day Saints on Oct. 4, 2014, in Salt Lake City.AP Photo/Kim Raff

The Church of Jesus Christ of Latter-day Saints has spent the past few weeks in a moment of both mourning and transition. On Sept. 28, 2025, a...

Read more: The new president of The Church of Jesus Christ of Latter-day Saints will inherit a global faith...

More Articles ...

  1. New president of The Church of Jesus Christ of Latter-day Saints inherits a global faith far more diverse than many realize
  2. Political violence: What can happen when First Amendment free speech meets Second Amendment gun rights
  3. Trump is cutting funding to universities with large Hispanic student populations – here’s what to know
  4. Our engineering team is making versatile, tiny sensors from the Nobel-winning ‘metal-organic frameworks’
  5. How pollution and the microbiome interact with Tregs, the immune system regulators whose discovery was honored with the Nobel Prize
  6. Friendships aren’t just about keeping score – new psychology research looks at why we help our friends when they need it
  7. Flu season has arrived – and so have updated flu vaccines
  8. Can you really be addicted to food? Researchers are uncovering convincing similarities to drug addiction
  9. For war-weary Syria, potential benefits of security pact with Israel comes with big risks
  10. A Denver MD has spent 2 decades working with hospitalized patients experiencing homelessness − here’s what she fears and what gives her hope
  11. In 1776, Thomas Paine made the best case for fighting kings − and for being skeptical
  12. Refinery fires, other chemical disasters may no longer get safety investigations
  13. Gaza peace plan risks borrowing more from Tony Blair’s failures in the Middle East than his success in Northern Ireland
  14. Metal-organic frameworks: Nobel-winning tiny ‘sponge crystals’ with an astonishing amount of inner space
  15. Nobel Prize in physics awarded for ultracold electronics research that launched a quantum technology
  16. For Trump’s perceived enemies, the process may be the punishment
  17. James Comey’s indictment is a trademark tactic of authoritarians
  18. Why higher ed’s AI rush could put corporate interests over public service and independence
  19. Winning a bidding war isn’t always a win, research on 14 million home sales shows
  20. Jane Fonda, other stars, revive the Committee for the First Amendment – a group that emerged when the anti-communist panic came for Hollywood
  21. Geothermal energy has huge potential to generate clean power – including from used oil and gas wells
  22. Seasonal allergies may increase suicide risk – new research
  23. Federal shutdown deals blow to already hobbled cybersecurity agency
  24. 1 gene, 1 disease no more – acknowledging the full complexity of genetics could improve and personalize medicine
  25. Even small drops in vaccination rates for US children can lead to disease outbreaks
  26. From the pulpit to the picket line: For many miners, religion and labor rights have long been connected in coal country
  27. Tribal colleges and universities aren’t well known, but are a crucial steppingstone for Native students
  28. The Supreme Court is headed toward a radically new vision of unlimited presidential power
  29. Wings, booze and heartbreak – what my research says about the hidden costs of sports fandom
  30. Why free speech rights got left out of the Constitution – and added in later via the First Amendment
  31. More young adults are living with their parents than previous generations did
  32. Health insurance subsidy standoff pits affordable care for millions against federal budget constraints
  33. How does your immune system stay balanced? A Nobel Prize-winning answer
  34. What are solar storms and the solar wind? 3 astrophysicists explain how particles coming from the Sun interact with Earth
  35. Watchdog journalism’s future may lie in the work of independent reporters like Pablo Torre
  36. A fragmented legal system and threat of deportation are pushing higher education out of reach for many undocumented students
  37. Conflict at the drugstore: When pharmacists’ and patients’ values collide
  38. How to conduct post-atrocity research – key insights from practitioners in the field
  39. Hamas has run out of options – survival now rests on accepting Trump’s plan and political reform
  40. How the government shutdown is hitting the health care system – and what the battle over ACA subsidies means
  41. Commuters have bemoaned Philly’s public transit for decades − in 1967, a librarian got the city to listen
  42. What past education technology failures can teach us about the future of AI in schools
  43. As an OB-GYN, I see firsthand how misleading statements on acetaminophen leave expectant parents confused, fearful and lacking in options
  44. Children can be systematic problem-solvers at younger ages than psychologists had thought – new research
  45. Virtual particles: How physicists’ clever bookkeeping trick could underlie reality
  46. Science costs money – research is guided by who funds it and why
  47. History is repeating itself at the FBI as agents resist a director’s political agenda
  48. Florida’s 1,100 natural springs are under threat – a geographer explains how to restore them
  49. Cuba’s leaders see their options dim amid blackouts and a shrinking economy
  50. US economy is already on the edge – a prolonged government shutdown could send it tumbling over