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The Conversation USA

Every cancer is unique – why different cancers require different treatments, and how evolution drives drug resistance

  • Written by Joshua Warrick, Associate Professor of Pathology, Penn State
imageMost tumors are made up of many different kinds of cancer cells, as shown in this pancreatic cancer sample from a mouse.Ravikanth Maddipati/Abramson Cancer Center at the University of Pennsylvania via National Cancer Institute

Cancer is an evolutionary disease. The same forces that turned dinosaurs into birds turn normal cells into cancer: genetic...

Read more: Every cancer is unique – why different cancers require different treatments, and how evolution...

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  1. The Federal Reserve and the art of navigating a soft landing ... when economic data sends mixed signals
  2. Recent banking crises are rooted in a system that rewards excessive risk-taking -- as First Republic's failure shows
  3. Cannabis-derived products like delta-8 THC and delta-10 THC have flooded the US market – two immunologists explain the medicinal benefits and potential risks
  4. Sudan's plunge into chaos has geopolitical implications near and far – including for US strategic goals
  5. Emmett Till's accuser, Carolyn Bryant Donham, has died – here's how the 1955 murder case helped define civil rights history
  6. How the US military used magazines to target 'vulnerable' groups with recruiting ads
  7. SNAP work requirements don’t actually get more people working – but they do drastically limit the availability of food aid
  8. In 'Air,' Michael Jordan's silence speaks volumes about the marketing of Black athletes
  9. Human activities in Asia have reduced elephant habitat by nearly two-thirds since 1700, dividing what remains into ever-smaller patches
  10. US-South Korea nuclear weapons deal – what you need to know
  11. Biden's coronation no-show is no snub – more telling is whom he sends to King Charles' big day
  12. Saving broadcasting's past for the future -- archivists are working to capture not just tapes of TV and radio but the experience of tuning in together
  13. Latino youth struggle with sense of belonging in school
  14. Historic flooding in Fort Lauderdale was a sign of things to come – a look at who is most at risk and how to prepare
  15. Why Kurt Vonnegut's advice to college graduates still matters today
  16. 'Got polio?' messaging underscores a vaccine campaign's success but creates false sense of security as memories of the disease fade in US
  17. AI is exciting – and an ethical minefield: 4 essential reads on the risks and concerns about this technology
  18. Cognitive flexibility is essential to navigating a changing world – new research in mice shows how your brain learns new rules
  19. Harry Belafonte leveraged stardom for social change, his powerful voice always singing a song for justice
  20. Leprosy-causing bacteria found in armadillo specimens highlight value of museum collections for tracking pathogens
  21. Arctic sea ice loss and fierce storms leave Kivalina Search and Rescue fighting to protect their island from climate disasters
  22. A tweak to the University of Nebraska's logo shows how the once benign 'OK' sign has entered a 'purgatory of meaning'
  23. Mifepristone is under scrutiny in the courts, but it has been used safely and effectively around the world for decades
  24. Challenging the FDA's authority isn't new – the agency's history shows what's at stake when drug regulation is in limbo
  25. The invasion of Iraq defined US' foreign relations – but in popular Iraqi literature, the war is just a piece of the country's complex history
  26. In protecting land for wildlife, size matters – here's what it takes to conserve very large areas
  27. Willie Nelson at 90: Country music's elder statesman still on the road again
  28. What Socrates' 'know nothing' wisdom can teach a polarized America
  29. White power movements in US history have often relied on veterans -- and not on lone wolves
  30. In centennial year, Turkish voters will choose between Erdoğan’s conservative path and the founder’s modernist vision
  31. South Korea, US presidents to meet in Washington – amid wary glances in the direction of Pyongyang, Beijing and Moscow
  32. Social media scatters your brain, and then you buy stuff you don't need
  33. 80 is different in 2023 than in 1776 – but even back then, a grizzled Franklin led alongside a young Hamilton
  34. Fast fashion still comes with deadly risks, 10 years after the Rana Plaza disaster – the industry's many moving pieces make it easy to cut corners
  35. The Supreme Court rules mifepristone can remain available – here's how 2 conflicting federal court decisions led to this point
  36. 'Stand your ground' laws empower armed citizens to defend property with violence – a simple mistake can get you shot, or killed
  37. Watch out for dangerous combinations of over-the-counter cold medicine and prescription drugs – two pharmacoepidemiology experts explain the risks
  38. Boy Scouts of America can now create $2.4 billion fund to pay claims for Scouts who survived abuse – a bankruptcy expert explains what's next
  39. What's going on when the Virgin Mary appears and statues weep? The answers aren't just about science or the supernatural
  40. Keeping NBA players on the court is no small 'feet'
  41. Raw materials, or sacred beings? Lithium extraction puts two worldviews into tension
  42. Fire danger in the high mountains is intensifying: That’s bad news for humans, treacherous for the environment
  43. Emergency contraception is often confused with abortion pills – here's how Plan B and other generic versions work to prevent pregnancy
  44. The US is about to blow up a fake warship in the South China Sea – but naval rivalry with Beijing is very real and growing
  45. US giving to Israeli nonprofits – how much Jews and Christians donate and where the money goes
  46. Sudan crisis explained: What's behind the latest fighting and how it fits nation's troubled past
  47. The complex relationship between Black gamers and Hogwarts Legacy
  48. Plans for religious charter school, though rejected for now, are already pushing church-state debates into new territory
  49. Anti-mifepristone court decisions rely on medical misinformation about abortion and questionable legal reasoning
  50. 'Effective altruism' has caught on with billionaire donors – but is the world's most headline-making one on board?