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Breathtaking Cretaceous Fossil Mammal Preserves Soft Tissue

A mammal fossil from Spain perfectly preserves fur and internal organs, but is said to be 125 million years old.

Trillions of Helpers in Your Body and Brain

Recent discoveries in human physiology should cause us to stand in awe of the design of our earthly dwelling, especially at the scale of cells.

How Intricate Patterns Grow in Flowers, Feathers

How does a growing flower bud or feather follicle know where to put the intricate colors and patterns on a mature flower or feather? Scientists are beginning to get partial answers.
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