ScienceDaily

A coffee-table-size scorpion roamed Earth before forests existed

A meter-long scorpion with massive pincers stalked ancient Britain 415 million years ago, long before forests and the better-known age of giant insects.

This is a short WorldPing brief. The full report was published by ScienceDaily.

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Alzheimer’s may leave a mark on the brain long before plaques appear

Brain changes associated with Alzheimer’s may begin at least seven years before amyloid plaques become detectable with current PET scans. Researchers uncovered the signal by tracking healthy older adults with repeated brain imaging over nearly 20 years.

Brief by WorldPing · Original reporting by ScienceDaily