alt Hacker NewsThe article mentions "rendering fat (from bones)" many times, but doesn't say how neanderthals actually did it? My best guess is they broke the bones into many little pieces, threw them in a fire, and waited for the fire to extinguish and cool, thus producing hardened (rendered) fat.
Feels like the most interesting part of the article was omitted!
It's in there.
> At this location, researchers found that Neanderthals not only broke bones to extract marrow but also crushed large mammal bones into tens of thousands of fragments to render calorie-rich bone grease through heating them in water.