What if Einstein is Wrong?

Every Wednesday, Michio Kaku will be answering reader questions about physics and futuristic science. If you have a question for Dr. Kaku, just post it in the comments section below and check back on Wednesdays to see if he answers it.


Today, Dr. Kaku addresses the question What if Einstein's theory of relativity is wrong?

Mind & Brain
  • When it comes to educating, says Dr. Elizabeth Alexander, a brave failure is preferable to timid success.
  • Fostering an environment where one isn't afraid to fail is tantamount to learning.
  • Human beings are complicated and flawed. Working with those complications and flaws leads to true knowledge.
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Denmark has the flattest work hierarchy in the world

"It's about having employees that are empowered."

Photo by rawpixel on Unsplash
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Denmark may be the birthplace of the Lego tower, but its workplace hierarchy is the flattest in the world.

According to the World Economic Forum's Global Competitiveness Report 2018, the nation tops an index measuring "willingness to delegate authority" at work, beating 139 other countries.

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The surprising psychology of sex with your ex

We all know sleeping with your ex is a bad idea, or is it?

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Sex & Relationships
  • In the first study of its kind, researchers have found sex with an ex didn't prevent people from getting over their relationship.
  • Instead of feeling worse about their breakup after a hookup, the new singles who attempted sexual contact with their ex reported feeling better afterwards.
  • The findings suggest that not every piece of relationship advice is to be taken at face value.
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