If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

Techne, Tomas, and Anya learn how computers “talk” with us through input and output. Techne, Tomas, and Anya learn how computers “talk” with us through input and output. Related resources for teachers ...

Your commands, ideas, demands and concepts form the data your system processes and stores. Without user input, a computer simply takes up desktop space and waits for directions, like a lost motorist ...

Discover Wassily Leontief's groundbreaking input-output analysis and the surprising Leontief Paradox that challenged economic trade theories. Learn about his impact on economics.

So you want to share photos, watch videos, or play computer games on the expansive screen of your HDTV? On one hand, this is a really simple how-to: use HDMI! That, of course, isn't the whole story.