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 […]
physics
The Moon Has Disappeared. Now What?
Pixie It’s the Mid-Autumn Festival, and the whole family has gathered to play with lanterns and gaze at the beautiful full moon. Suddenly, the Moon disappears. What happens to our family and the Earth? The Moon is a 3,475 kilometer-wide ball of rock. How could it disappear? Let’s take a look at a few different […]