TechnologySmart clothes adapt so you are always the right temperature Researchers are developing clothes that can change their thermal properties to adapt to the environment and wearer's body, so you're never too hot or cold 51¶¯Âþ
LifeWhy bird droppings are the enemy of electricity Our electricity grids are facing an all-out avian bombardment, so ever more weaponry is being developed to protect them from this foe Features