GameSpot may get a commission from retail offers. Start by moving forward to the portal gun stand. The ground will break below you, causing you to fall into the waters below. Move forward up the short ...

To get past the large chain-link wall in the next room, look for a lightly-colored surface on a very low-hung ceiling panel. Place a blue portal on that surface, then place an orange portal on the ...

The fan-made modification to Portal 2, called Portal: Revolution, gained popularity shortly after it was released. With over 40 new test chambers, there are naturally some that players find difficult ...

First 10 minutes above, the rest below. Did you know you can donate one or all of your vital organs to the Aperture Science Self Esteem Fund for Girls? It’s true! Did you also know YouTuber ...