If someone tried to put a price tag on Earth, what would that number even be based on? Land, oceans, ecosystems, raw ...

Gravity, in the literal sense, keeps everyone (and everything) on Earth grounded. It acts as the anchor that prevents objects ...

Imagine a planet much like Earth, except instead of green trees dotting its swaths of land, two species of flowers—black daisies and white daisies—are the dominant plant life. The flowers are ...

The curious minds at What If imagine Earth transforming into a planet half land and half water, exploring the dramatic shifts ...

How did life begin on Earth? While scientists have theories, they don’t yet fully understand the precise chemical steps that led to biology or when the first primitive life forms appeared. But what if ...

"Without Mars, Earth's orbit would be missing major climate cycles. What would humans and other animals even look like if ...

Leaving Planet Simple doesn't require rocket ships and interstellar “road trips” to Mars. It demands something potentially more challenging: a paradigm shift in how we understand our relationship with ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...