TechnologyHigh-tech archaeology shows we aren't the first to endure hard times The discovery of ancient cities in Asia and the Americas point to earlier bouts of social and climatic upheavals. The good news is that humanity survived, says Annalee NewitzComment
HumansBefore the Stone Age: Were the first tools made from plants not rocks? Our ancestors probably used a wide range of plant-based tools that have since been lost to history. Now we're finally getting a glimpse of this Botanic Age Features