The geoengineering scheme, known as stratospheric aerosol injection, would not be cheap, but scientists say it could buy us ...

The method would likely reduce Earth's temperature, but it also has some worried about how the particles will affect the atmosphere. Some effects might include potential ozone depletion and acid rain.

A striking colored-diamond ring is the star of Christie’s upcoming jewelry sale. The 5.7-carat fancy intense blue diamond ring leads the auction house’s Magnificent Jewels auction with an ...