Articles on Dark matter

Displaying 1 - 20 of 58 articles

The universe is home to a dizzying number of stars and planets. But the vast bulk of the universe is thought to be invisible dark matter. Illustris Collaboration

Why do astronomers believe in dark matter?

Why do astronomers believe there's dark matter when it cannot be directly detected? Let's look at the evidence, and see what dark matter's presence means for our universe.
Nobody knows for sure where black holes lead to. Shutterstock

Curious Kids: Where do black holes lead to?

The pull created by a black hole is so strong that if you get too close to one – even if you are travelling away from it at the fastest speed it is possible to go – you will never be able escape.
The existence of wormholes is not forbidden by our current theories of the universe. So we can say that they do exist in theory. Marcella Cheng/The Conversation NY-BD-CC

Curious Kids: How do wormholes work?

A wormhole is like a tunnel connecting two places in space. They would be incredibly useful and are great for science-fiction stories. The problem is we haven't found any evidence of them existing.
Looking up in the main chamber at SNOLAB’s facility in the Vale Creighton nickel mine in Sudbury, Ont., a giant spherical neutrino sensor array the size of a 10 storey building is used to detect subatomic particles that pass through the earth. (Handout)

How scientists unlock secrets of the universe from deep underground

Deep underground, scientists research subatomic particles from space in a bid to understand the building blocks of our universe.
Part of the new map of dark matter made from gravitational lensing measurements of 26 million galaxies in the Dark Energy Survey. Chihway Chang/University of Chicago/DES collaboration

What a new map of the universe tells us about dark matter

We still can't see the dark matter thought to make up about a quarter of the universe, but at least now we have a map of its structure.

Top contributors

More