[d0mine]

You need something like Tor Browser to access it https://www.torproject.org/projects/torbrowser.html.en

[davidgerard]

Or: http://scihub22266oqcxt.onion.link/

[jerheinze]

Please don't, services like that act like MiTM, and they won't work anymore with v3 onion service (Scihub's onion is still v2).