When you click on the title of a paper in the list on the other
half of the screen, an abstract of the selected paper appears on this half
of the screen, as well as links you can use to download the selected paper.
If you want the paper to open in a new window, right-click on the link and
use your browser's "Open Link in a New Window" option.
You can also download some of these papers from the
arXiv preprint server.