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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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Breathe in the microplastic

A new study found that humans breathe airborne microplastic particles, mostly indoors. The study calculated that humans are exposed to approximately 2,675 airborne microplastic particles.

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