What does our DNA really look like?


You might imagine DNA as a double helix or a sequence of letters but what does this incredibly long molecule actually fit inside our cells? 


If you were to take all the DNA in the cells of a human body and line them up, they would stretch one hundred times the distance between Earth and the Sun.

So how does something so long fit inside a cell without being a tangled mess? Carl Zimmer from Science Happens! speaks to Job Dekker about our inner origami.

Cosmos reporter is a contributor to Cosmos Magazine
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