NARRATOR:'Fearing they've killed a school boy in a bullying incident.' PHIL:Tell no one, or we'll all go to prison. NARRATOR:'A teenage gang disastrously tries to cover its traces.' PHIL:A fat ...

LEAH:Chimps are evil. They murder each other, did you know that? NARRATOR:'And evil Chimps. These are some of the themes of DNA. NARRATOR:'After a bullying incident goes wrong, the ties which bind ...

Each of us has enough DNA to reach from here to the sun and back, more than 300 times. How is all of that DNA packaged so tightly into chromosomes and squeezed into a tiny nucleus? Histones are a ...