Brain Drain: Are We Evolving Stupidity?

In Denmark, every man is liable for military service at the age of 18. Nowadays, only a few thousand get conscripted but all have to be assessed, and that includes doing an IQ test. Until recently, the same one had been used since the 1950s. “We actually have the same test being administered to 25 to 30,000 young men every year,” says Thomas Teasdale, a psychologist at the University of Copenhagen.

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