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- Planetary Science
A Mars rover found organic carbon just sitting on a rock
The organic molecules could come from life or from ordinary chemistry — only samples returned to Earth can settle it.
- Physics
A potential hindrance to fusion power may help instead
Researchers were unsure whether alpha particles would aid or hinder fusion. Simulations suggest they help, by dampening turbulence.
- Paleontology
The world’s largest scorpion lived 415 million years ago
A prehistoric scorpion was the largest ever to exist, and it may have preyed on land and freshwater species.
- Neuroscience
The ‘little brain’ may give the aging mind a big boost
Most known for its role in movement, the cerebellum could compensate for flagging mental functions elsewhere in the brain.
