Sometimes it's hard to remember that NASA also does atmospheric research too. While typically thought of as the province of…
A citizen science initiative called Globe at Night has some sobering news for humanity. Our artificial light is drowning out…
While the Earth absorbs a lot of energy from the Sun, a lot of it is reflected back into space.…
Throughout the Solar System, planets and moons bear the scars of a past fraught with collisions. The Moon, Mercury, and…
The origin of Earth's water has been an enduring mystery. There are different hypotheses and theories explaining how the water…
Can we build an enormous umbrella to dim the Sun? Such a feat would be a megaproject on a scale…
There are 8 billion of us now. The UN says when the population peaks around the year 2100, there'll be…
Have you ever seen a lunar eclipse of the Earth from the far side of the Moon? Now we have.…
Earth is about 29% land and 71% oceans. How significant is that mix for habitability? What does it tell us…
Is there anything good about volcanoes? They can be violent, dangerous, and unpredictable. For modern humans, volcanoes are mostly an…