German scientists make paralyzed mice walk again

German researchers have enabled mice paralyzed after spinal cord injuries to walk again, re-establishing a neural link hitherto considered irreparable in mammals by using a designer protein injected into the brain.

Children of Incan nobles found entombed in Peru after 500 years

Tombs containing the remains of two children thought to have belonged to the Incan societal elite have been discovered by a group of experts in northern Peru in the boundaries of a 500-year-old archaeological site, the leader of the team that carried out the excavations said on Thursday.

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