Life

The observable universe is about 93 billion light-years across. That sounds like an answer to "how big is the universe?" but it isn't. It's how far light has had time to travel since the Big Bang, 13.8 billion years ago. We're trapped inside a bubble of light, and the edge of that bubble is the fart...More ›

We live on a small ball speeding around a galaxy. We act like we understand things, but we haven't even seen a quarter of what we're trying to observe. And that's not defeatism. It's just worth being honest about how little of the picture we actually have. The consciousness problem If there are othe...More ›

Spirituality remains one of the most enduring topics of human investigation, yet it often leaves a profound sense of confusion and yearning. For millennia, we have sought to connect with higher levels of existence, giving rise to diverse religions, philosophical systems, and esoteric traditions. The...More ›

It is safe to argue that humans have existed for millennia. The cosmos and the galaxy are far beyond our reach. We can speculate about life on other planets, probe the edges of what is observable, send signals into the void. But the core idea of meaning does not leave the human heart. It is a long q...More ›