The conquest of the few BRONZE-AGE men in Japan had lower sperm counts than the race of people who succeeded them, according to researchers from Japan's Tokushima University. Yutaka Nakabori and his colleagues took sperm samples from 198 men and categorised them into Jomon-type and Yayoi-type, based on their genetic similarity to the two races of ancient Japanese people. The … News
Smarter than a photocopier The crowds of up to 20 000 at the Olympic basketball and gymnastics competitions next year probably won't notice Australia's most advanced solar power generator above their heads on the roof of Sydney's new SuperDome at Homebush Bay. Construction of the 70 kilowatt installation is due to be completed this week. What is significant about … Opinion
Cooking with qubits RAYMOND LAFLAMME'S computer sits in a low, unassuming building at the heart of Los Alamos National Labs in the high deserts of New Mexico. No more than a kilometre away is Blue Mountain, a Department of Defense computer the size of small office block that last year claimed the title of the world's fastest computing … Features
Love and light An odd genre, technoromance, but try City of Light, Lauren Belfer's novel about the electrifying of Buffalo, New York. The monumental task, told through the words of a pioneering teacher, was accomplished using the Niagara Falls for power. Published by Sceptre, £10, ISBN 0340748419. Books & Arts
Feedback AEROPLANE crashes, it turns out, are surprisingly good for your mental health. Gary Capobianco and Thanos Patelis, two American psychologists, compared 15 crash survivors with a control group of frequent fliers who hadn't crashed. They found that the survivors were less prone to anxiety, depression and post-traumatic stress. "The psychological wellbeing of airplane crash survivors … Regulars