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Tupandactylus full size ? Nicholls 2022: artist's reconstruction of the pterosaur.

Pterosaur fossil suggests feathers may have evolved long before flight

20 April 2022

Feathers of different colours have been found on a fossilised pterosaur skull, hinting that an ancestor of these winged reptiles had feathers far earlier than we thought
This high resolution image of the icy crust of Europa, one of Jupiter's moons, reveals a surface criss-crossed by multiple sets of ridges and fractures

We now know how the mysterious ridges covering Europa’s surface formed

19 April 2022

Jupiter’s moon Europa is covered in weird pairs of ridges, and they may come from the refreezing of shallow pockets of liquid water hiding all over its icy shell

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