Knowledge

Artist’s Reconstruction of Janavis finalidens

Evolution ‘backwards’ – The discovery overturns more than a century of knowledge about the origin of modern birds

An artist’s reconstruction of the last known toothed bird, final janavis, in its native environment surrounded by the common “wonder chicken”, Asteriornis. 66.7 million years ago, parts of Belgium were covered by a shallow sea, and conditions were similar to modern tropical beaches in places like the Bahamas. Janavis It was a very large seabird, …

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How does your brain distinguish memories from perceptions?

How does your brain distinguish memories from perceptions?

Memory and perception They seem like completely distinct experiences, and neuroscientists used to be confident that the brain produced them differently, too. But in the 1990s, neuroimaging studies revealed that parts of the brain that were thought to be active only during sensory perception are also active during memory recall. “It’s starting to raise the …

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