Are you with The World?

Your support is more critical than ever! Let us know that you’re with The World and donate today to sustain our nonprofit newsroom and the global news you rely on every day. All donations will be matched 2:1!

Donate

Amyloid

Jose Luna, an Alzheimer's researcher, shows an Alzheimer's patient's brain at Insituto Politecnico in Mexico City.

Do we all have Alzheimer’s completely wrong? This man says yes

April 30, 2015Science

The scientific consensus around Alzheimer’s disease says it’s caused by proteins called beta-amyloids that build up on the brain and destroy its normal functions. But one man, Duke professor Allen Roses, has made it his mission to prove that the conventional wisdom is wrong.

Latest Headlines

Out of Eden Walk: Getting by on the generosity of strangers
Meet the 80-year-old woman who repairs Mexico City’s iconic hand-cranked organs
In the city of its birth, Jews reject Zionism
‘Our Dear Friends in Moscow’ tells the story of a generation split by the rise of Putin, and his war in Ukraine
As Netanyahu and Khamenei face off, what’s the end game?
In Haiti, a pastor helps his shattered community heal
Colombia churches push for dialogue in the wake of renewed political violence
Some Russians push back against a church building spree in Moscow
This family in Syria has kept the centuries-old tradition of Sufi whirling dervishes alive
Once marginalized, Mexico City’s sonidero parties draw crowds across social divides
More stories

The World is a public radio program that crosses borders and time zones to bring home the stories that matter.

Produced by

Thanks to our sponsor

  1. Progressive Insurance logo

Major funding provided by

  1. Carnegie Corporation of New York
  2. MacArthur Foundation
  3. Ford Foundation
  4. Corporation for Public Broadcasting

  1. About
  2. Contact
  3. Donate
  4. Meet the Team
  5. Privacy
  6. Terms of use

©2025 The World from PRX

PRX is a 501(c)(3) organization recognized by the IRS: #263347402.