Northwestern Medicine scientists have discovered how molecular "traffic controllers" in cells influence aging and cellular ...

Humans have it. So does Drosophila. But not yeast. That "it" is a small pause at the start of gene activity—a brief molecular ...

Structures long blamed for blocking genes actually help them turn on, according to the Cornell Chronicle. Cornell scientists found that nucleosomes — the spools that package DNA — relieve twisting ...

Scientists provide fresh insights on the origins of life, presenting compelling evidence supporting the 'RNA World' hypothesis. The study unveils an RNA enzyme that can make accurate copies of other ...