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Why Do These Fossil Shells Flip Their Spirals Every Few Millennia?

The mystery of the flipping foraminifera may conceal a rarely observed evolutionary process playing out across the planet. The post Why Do These Fossil Shells Flip Their Spirals Every Few Millennia? first appeared on Quanta Magazine

Why Do These Fossil Shells Flip Their Spirals Every Few Millennia?

We haven't written up this one. Quanta Magazine has the full story — the link below goes straight to it.

Read the original at quantamagazine.org →

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Egypt announces closure of the Pyramid of Menkaure

Egypt’s Supreme Council of Antiquities has announced the temporary closure of the Pyramid of Menkaure, coinciding with the reopening of the Pyramid of Khafre to visitors as part of a routine rotation…

  • Egypt’s Supreme Council of Antiquities closes Pyramid of Menkaure.
  • Closure part of routine maintenance and preservation system.
  • Pyramid of Khafre reopens to visitors.

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