Leonardo da Vinci’s incredible studies of human anatomy still don’t get the recognition they deserve
The Italian Renaissance artist created groundbreaking depictions of humans at a time when the inner workings of the body ...
Doctors hide thumb bone in man’s arm after work injury, then use it to build new one
Once the bone was safely back inside the man, doctors worked to stem off any infections, according to the report. For one month, the medical team gave antibiotics, irrigated the wound, changed the man ...
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If humans could fly, how big would our wings be?
Humans don't have hollow bones like birds do, so how big would our wings have to be to lift us off the ground?