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The oldest heart in the world, aged 380 million years, was found preserved inside a fossilized extinct fish. The fish, known as Gogo, was found in Western Australia. The minerals in the rock where it was found helped preserve its heart and other organs.

 

Photo by: https://pixabay.com/photos/fossil-petrification-stone-fish-514980/

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Snow-forming bacteria

Everyone knows that when we are wounded, it is best to wash the wound with soap and water and apply antiseptic ointment. We do this

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