LifeThe amazing fossil of 'Lucy's little sister' The stunningly complete skeleton of a 3-year-old girl who lived 3.3 million years ago is uncovered in Ethiopia 51¶¯Âþ
TechnologyHuman enhancement beyond evolution "If it is such a good idea, why has evolution not built us that way?" That is the question two philosophers say we should ask before enhancing ourselves 51¶¯Âþ
