Parents from across the U.S. are responding to the news that Texas schools are sending children home with DNA kits in order to have their identification on hand in case of crisis situations or ...

In human cells, there are about 20,000 genes on a two-meter DNA strand—finely coiled up in a nucleus about 10 micrometers in diameter. By comparison, this corresponds to a 40-kilometer thread packed ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. Would it really be possible to get the DNA of ...