There are ways of cooling the planet, and then there are cool ways of cooling the planet. Spending decades grinding up something approaching a quadrillion dollars worth of diamonds into dust, and then ...

Proposals to combat climate change have ranged from placing data centers in space, to a lunar missions designed to dim the Sun with Moon dust. Now, a new study suggests using $200 trillion worth of ...

The big picture: Researchers are leaving no stone unturned in the race to find ways of putting the brakes on global warming – even if that means pulverizing trillions of dollars' worth of diamonds to ...