Look to D.C., and things are messy ... creating tiny salt water particles that could – someday – reflect sunlight and cool earth. An engineer scooped salt into a large plastic container ...

A comet that has been on an 81,000-year journey to fly by Earth is finally arriving ... that the scientific community will be able to look into in the coming days. It is totally awesome ...

This rapid melting may not always look like cracking rocks ... The polar ice caps not only keep the Earth cool, but they reflect as much as 70% of sunlight into space, even more than the oceans.

Conservationists fear geoengineering could cool the Earth too much or unevenly ... The arrival of at least two companies looking to make money off geoengineering has heightened fears.

“The hope is we’d cool down the Earth to give us more time,” Speck said, and “not just do it so we can keep using fossil fuels. That’s not the point.” The dust found in the stars and ...

This Earth Day, try out a cool science experiment to show how different ... feel good about who you're supporting with your wallet! Look for items with recycled materials or fabric.

British scientists could experiment with techniques to block sunlight as part of a £50 million government funded scheme to combat global warming. At such a critical moment in US history, we need ...

Looking ahead, there's a mural in the works ... action groups including Families for Climate and 350PDX. Making Earth Cool members emphasized that the residency is a collaborative artistic ...

He had a mohawk hairstyle, an orange T-shirt that read, cool Earth. He showed me inside an ... Because it's the lure of the techno fix. Look to D.C., and, you know, things are messy.

This Earth Day, try out a cool science experiment to show how different disasters ... friendly and can make you feel good about who you're supporting with your wallet! Look for items with recycled ...