Astrophysicists Say ‘Planetary Intelligence’ Exists… But Earth Doesn’t Have Any

We tend to think of intelligence as something that describes just one individual. But it’s possible to describe all kinds of collectives as intelligent, too – whether we’re talking about social groups of humans, enclaves of insects, or even the mysterious behavior of slime mold and viruses.   By extension, could intelligence be observed on a much … Read more

The Solar System Exists Inside a Giant, Mysterious Void, And We Finally Know Why

The Solar System floats in the middle of a peculiarly empty region of space. This region of low-density, high-temperature plasma, about 1,000 light-years across, is surrounded by a shell of cooler, denser neutral gas and dust. It’s called the Local Bubble, and precisely how and why it came to exist, with the Solar System floating … Read more