PhysicsBigger bang theory: teach atoms new tricks to beef up explosives Mastering materials that have never been made before could deliver blasts big enough to shoot rockets to Mars Features
EarthUse waste rather than crops for biofuels, says UK report Liquid biofuels can help reduce carbon emissions, but the focus should be on making them from wastes such as cooking oil, says major review 51¶¯Âþ