logo
episode-header-image
Mar 2009
3m 23s

How the Virtual First-Down Line Works

iHeartPodcasts
About this episode

Virtual first down lines are used to indicate where play resumes in football -- but how do they work? Listen in as Marshall Brain explains how the technology superimposes a virtual line in this podcast on HowStuffWorks.com.

Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

See omnystudio.com/listener for privacy information.

Up next
Sep 27
What's the Difference Between Socialism and Communism?
Socialism and communism are often mentioned in the same breath, and they do share a common history, but socialists aren't necessarily communists -- and vice versa. Learn more about both concepts and how they've been put into practice in this episode of BrainStuff, based on this a ... Show More
11m 9s
Sep 26
How Do Vaccines Prevent Diseases?
Our bodies can often prevent us from catching the same illness twice, and vaccines use that bodily system to prevent us from getting sick in the first place. Learn how the immune response works, what goes into vaccines, and why vaccines are safe for kids in this episode of BrainS ... Show More
13m 39s
Sep 13
BrainStuff Classics: How Did Sealab Work?
In the 1960s, advances in technology allowed brave aquanauts to explore deeper into the ocean than ever before, but the project was shut down. Learn how Sealab worked -- and how that technology is still used today -- in this classic episode of BrainStuff.See omnystudio.com/listen ... Show More
6m 15s
Recommended Episodes
Nov 2018
The Boring Podcast
How do tunneling machines work? We look at the science and tech behind burrowing under the Earth.       Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information. 
37m 51s
Sep 2009
What in the world is augmented reality?
In response to a listener's query on the topic, Jonathan and Chris discuss augmented reality, a new technology that brings computer graphics into the real world. Get the scoop on augmented reality in this podcast from HowStuffWorks.com. Learn more about your ad-choices at https:/ ... Show More
27m 11s
Oct 2017
How Eye Tracking Tech Works
What is eye-tracking technology? What can it be used for? Find out about the history and future of eye-tracking tech on this episode of TechStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information. 
1h 14m
Dec 2008
How MMORPGS Work
Massively multiplayer online role playing games -- or MMORPGs -- are games in which a player takes on a fictional persona in a virtual world. Check out this HowStuffWorks podcast to learn more about MMORPGs, and why they've become so popular. Learn more about your ad-choices at h ... Show More
21m 27s
Sep 2009
Making Movies with Machinima
Machinima is machine cinema, a method of filmmaking that uses pre-existing virtual worlds and characters. Tune in as Jonathan and Chris define and discuss the details of machinima in this podcast from HowStuffWorks.com. Learn more about your ad-choices at https://www.iheartpodcas ... Show More
31m 45s
Aug 2009
How Airplane Technology Works
Airplanes are full of cool technology, from sensors to satellite TV. Join the TechStuff guys as they give a basic overview of airplane technology in this podcast from HowStuffWorks.com. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/lis ... Show More
30m 48s
Oct 2009
How Touch Screens Work
In this episode of TechStuff, Chris and Jonathan tackle a "touchy" subject -- touch screens. Discover the different kinds of technology that make touch screens a reality in this podcast from HowStuffWorks.com. Learn more about your ad-choices at https://www.iheartpodcastnetwork.c ... Show More
28m 44s
Jul 2018
How Critical Thinking Works
In the 1000th episode of TechStuff, Jonathan explores the concepts of skepticism and critical thinking and why they are important not just in the world of tech but everywhere. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for ... Show More
47m 55s
Aug 2009
Stuff You Can Hook Up to Your TV
In this episode, the TechStuff guys discuss the past, present and future of home theater devices that hook up to your tv, from the VHS/Betamax format wars to the OnLive video game platform, in this podcast from HowStuffWorks.com. Learn more about your ad-choices at https://www.ih ... Show More
35m 8s
Feb 2022
TechStuff Classic: Ice Core Drilling
How do scientists retrieve ice core samples? What can we learn from them? Joe McCormick joins the show to talk about really cool historical records. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information. 
40m 14s