TechnologyLaser-sculpted aluminium purifies water with the power of sunlight A black panel of aluminium created by lasers can purify water containing human waste and heavy metals to drinkable standards, using just sunlight News
TechnologyCan we create new land to save the fragile Mississippi delta? Every 90 minutes, land the size of one American football field disappears from the Mississippi delta and coastal ecosystem. A giant model could be key to creating new land Regulars