The new world record for completing Portal clocks in at 8 minutes 31.93 seconds. Most of the video, titled "Portal...
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As part of a games and learning initiative from Valve, Portal is being offered for free download via stream. If you don't already own the original Po
Most people would be upset about massive glitches in their game. Speedrunners, however, are not usually those people. Exhibit A: The world's fastest
One of the biggest challenges in teaching science, technology, engineering, and math is capturing the students’ imaginations long enough for them to see all of the possibilities that lie ahead.
To celebrate Steam on Mac, Portal is free for a limited time.