The Search Continues
The Hunt for Dark Matter
In this week’s Video Pick, scientists hunt for dark matter deep below the Earth’s surface.
Did Dark Matter Kill the Dinosaurs?
The invisible stuff that comprises a quarter of the universe could be more complex that previously thought.
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Build A Cloud Chamber
Observe the radioactive particles all around you by building a cloud chamber using a clear container, dry ice, and a little rubbing alcohol.
How ‘Dark’ Is Dark Matter?
Scientists say dark matter may not be as “dark” as once thought.
Cosmic Connections: Dark Matter and the Dinosaurs
An excerpt from “Dark Matter and the Dinosaurs.”