An image of a cave drawing of horned cow. There is another one coming up behind it as well. There are four dots as described by the researchers on the main cow's back.

Writing – So Easy A Caveperson Could Do It

We modern humans tend to take writing for granted, and often forget that like any other technology, somebody had to invent it. Researchers from Cambridge believe they’ve determined the purpose of one of the earliest writing beta-tests.

Examining a database of images taken in caves throughout Europe and dated to the Upper Paleolithic, the researchers found “three of the most frequently occurring signs—the line <|>, the dot <•>, and the <Y>—functioned as units of communication.”

It appears the <|> and <.> symbols when “in close association with images of animals” denote time relating to lunar months of the year, starting with spring as the new year. The <Y> symbol appears to carry the meaning <To Give Birth> allowing early people a way to tell others information about the prey of a region, which would be pretty handy when hunting and gathering are your only options for food.

We’ve covered other ancient technologies like storytelling and abrasives. If you’re curious what the climate was like for our ancestors, perhaps paleoclimatology will tickle your fancy.

Up Your Tiny House Game With Stone Age Hacks

Bare feet, bare hands, and bare chest – if it weren’t for the cargo shorts and the brief sound of a plane overhead, we’d swear the video below was footage that slipped through a time warp. No Arduinos, no CNC or 3D anything, but if you doubt that our Stone Age ancestors were hackers, watch what [PrimitiveTechnology] goes through while building a tile-roofed hut with no modern tools.

The first thing we’ll point out is that [PrimitiveTechnology] is not attempting to be (pre-)historically accurate. He borrows technology from different epochs in human history for his build – tiled roofs didn’t show up until about 5,000 years ago, by which time his stone celt axe would have been obsolete. But the point of the primitive technology hobby is to build something without using any modern technology. If you need a fire, you use a fire bow; if you need an axe, shape a rock. And his 102 day build log details every step of the way. It’s fascinating to watch logs, mud, saplings, rocks and clay come together into a surprisingly cozy structure. Especially awesome if a bit anachronistic is the underfloor central heating system, which could turn the hut into a lovely sauna.

Primitive technology looks like a fascinating hobby with a lot to teach us about how we got to now. But if you’re not into grubbing in the mud, you could always 3D print a clay hut. We’re not sure building an enormous delta-bot is any easier, though.
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