Chapter 1
The universe's invisible skeleton
Chapter 2
Reading the cosmic shadows
Chapter 3
Life inside the cosmic web
Chapter 4
The great hunt
YOUR GOAL
Master of How to weave a cosmic web
Ch 4 · The great hunt
007skaty Light sensors record the tiny double-flash of light produced when a dark matter particle collides with a xenon
007skaty The gleaming spherical dark matter detector deep inside Canada's underground SNOLAB facility.
BETA
007skaty Trace bending starlight to discover where invisible dark matter hides across the universe.
Fun Fact
Trillions of ghosts: Trillions of dark matter particles are passing through your body right now every single second, and you can't feel a thing!
Glossary
dark matter (noun)
A hypothetical form of matter that does not interact with light, inferred to exist due to its gravitational effects on visible matter. Researchers use underground detectors and cosmic microwave background observations to search for this elusive substance.
A hypothetical form of matter that does not interact with light, inferred to exist due to its gravitational effects on visible matter. Researchers use underground detectors and cosmic microwave background observations to search for this elusive substance.
Quiz
Which rare element is used in liquid form inside the LUX-ZEPLIN detector to catch dark matter?
Quiz
How many dark matter particles are estimated to pass through your body every second?