Postcard from Raymond: The Unseen is the Real

There is a mysterious, imperceptible force from beyond the observable universe yanking our galaxy in a certain and irresistible direction. We can’t stop it. The cosmic phenomenon known as “dark flow” is controversial, but it describes a flow or peculiar velocity of galaxies towards the Centaurus and Hydra Constellations. The gravitational anomaly called the “Great […]

Postcard from Raymond: How interconnected do you feel?

This image is a simulation of the “cosmic web,” a network of the scaffolding holding together the structure of the universe. This structure constitutes galaxies, dark matter, the gas that coalesces into stars, and “filaments”: regions of galaxy clusters woven together through what resembles slender, cobweb-like threads. This image from UC Riverside highlights how these […]