Challenges of our Age
After two weeks without water, wheat did not survive when soil was pretreated with water (left), but thrived when the soil was pretreated with 3% ethanol...
via University College London A projected shortage of sulfuric acid, a crucial chemical in our modern industrial society, could stifle green technology...
Sandia National Laboratories’ innovative design for offshore wind: no heavy tower, instead wind blades pulled taut with guy wires. (Illustration by Brent...