Have you ever wondered why you can't fly from New York to London on the supersonic Concorde? Why didn't we go back to the moon or colonize Mars? This book makes the case that it's because we've hit peak

Once it was thought that the level of intelligence increased with the development of technology, health standards and improvement of nutrition facilities. But the research carried out by the Ragnar Frisch

The Flynn effect IQ researcher James Flynn in the 1980s by the first of test scores is increased compared to the past, with the explanation that was thrown out. Flynn, “IQ on the level of the human population,