By capturing Arctic methane emissions, the gas industry could join the fight against climate change.
The planet is more similar to Earth than any other – except when it comes to supporting life.
The sun is more powerful today than when we last had similar levels of carbon in the atmosphere.
Some atomic ratio detective work on our solar system neighbors tells us a lot about their watery pasts. That Venus and Mars are mostly dry now could be a cautionary tale for us on the Blue Planet.