Mysteries of Our Brains

Leading neuroscientist Vilayanur S Ramachandran shares intriguing case studies revealing the powerful, adaptive potential of the human brain.

Leading neuroscientist Vilayanur S Ramachandran shares intriguing case studies revealing the powerful, adaptive potential of the human brain. Among them the case of the 70-year-old engineer who felt much better after acting on a life-long urge to have his left arm amputated below the elbow. Brain-imaging experiments showed that with this particular patient, the hand on this genetic map was missing – so the sensory impulses from the arm had nowhere to go to, and the patient experienced it as "over-present". Similar changes in body images might even explain the desire that transsexuals have to have their penis amputated.

LinkedIn meets Tinder in this mindful networking app

Swipe right to make the connections that could change your career.

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Sponsored
Swipe right. Match. Meet over coffee or set up a call.

No, we aren't talking about Tinder. Introducing Shapr, a free app that helps people with synergistic professional goals and skill sets easily meet and collaborate.

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Think you’re bad at math? You may suffer from ‘math trauma’

Even some teachers suffer from anxiety about math.

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Mind & Brain

I teach people how to teach math, and I've been working in this field for 30 years. Across those decades, I've met many people who suffer from varying degrees of math trauma – a form of debilitating mental shutdown when it comes to doing mathematics.

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A world map of Virgin Mary apparitions

She met mere mortals with and without the Vatican's approval.

Strange Maps
  • For centuries, the Virgin Mary has appeared to the faithful, requesting devotion and promising comfort.
  • These maps show the geography of Marian apparitions – the handful approved by the Vatican, and many others.
  • Historically, Europe is where most apparitions have been reported, but the U.S. is pretty fertile ground too.
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How KGB founder Iron Felix justified terror and mass executions

The legacy of Felix Dzerzhinsky, who led Soviet secret police in the "Red Terror," still confounds Russia.

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Politics & Current Affairs
  • Felix Dzerzhinsky led the Cheka, Soviet Union's first secret police.
  • The Cheka was infamous for executing thousands during the Red Terror of 1918.
  • The Cheka later became the KGB, the spy organization where Russia's President Putin served for years.
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