If measured from beginning to end, the DNA in our cells is too long to fit into the cell's nucleus, explaining why it must be ...

From spaghetti to sausagesOur DNA is constantly being packed and unpacked. And there is a good reason for this: depending on ...

Scientists in Japan have used gene-editing technology to remove the extra chromosome responsible for Down syndrome, at least ...

A new paper describes how scientists used the tool to identify an important role for TRIM24 in mediating telomere repair after cells divide.

A deeper understanding of how DNA changes over generations helps scientists learn why people differ and how diseases develop.

Each time a cell divides, a small section of each chromosome's protective cap — the telomere — is worn away. Most cells use ...