If you are one of the 51.8 million people in the U.S. who use a treadmill for exercise, you know there’s much pain for your muscle-and-fitness gain. On your next 30-minute jog, as you count down the final seconds, ponder whether the hard work made you a better person. Consider whether the workout would feel different if you had powered something, even a fan to cool yourself off.
Source: jstor.org
For at least 2.6 million years, humans and our ancestors have been making stone tools by chipping off flakes of material to produce sharp edges. We think of stone tools as very rudimentary technology, but producing a usable tool without wasting a lot of stone takes skill and knowledge. That’s why archaeologists tend to use the complexity of stone tools as a way to measure the cognitive skills of early humans and the complexity of their cultures and social interactions.
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A 2009 poll in eight east European countries asked if the economic situation for ordinary people was ‘better, worse or about the same as it was under communism’. The results stunned observers: 72per cent of Hungarians, and 62per cent of both Ukrainians and Bulgarians believed that most people were worse off after 1989. In no country did more than 47per cent of those surveyed agree that their lives improved after the advent of free markets.
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