It's almost impossible to comprehend a supernova explosion's violent, destructive power. An exploding supernova can outshine its host galaxy for…
Earth has had a long and complex history since its formation roughly 4.5 billion years ago. Initially, it was a…
A lot has to go right for a planet to support life. Some of the circumstances that allow life to…
Without phosphorus, there's no life. It's a necessary part of DNA, RNA, and other biological molecules like ATP, which helps…
There's nothing easy about searching for evidence of life on Mars. Not only do we somehow have to land a…
Many regions on Earth are temperate, nutrient-rich, stable environments where life seems to thrive effortlessly. But not all of Earth.…
Sometime around 2.4 billion years ago, a nascent planet Earth underwent one of the most dramatic changes in its history.…
The search for potentially habitable planets is focused on exoplanets—planets orbiting other stars—for good reason. The only planet we know…
Can life spread throughout a galaxy like the Milky Way without technological intervention? That question is largely unanswered. A new…
This is our Great Question: How did life begin on Earth? Anyone who says they have the answer is telling…