4 awesome discoveries you probably didn't hear about this week -- Episode 12

How WiFi detects weapons, what ants can teach robots, position repercussions on concussions and how saving forests saves kids. It's your weekly briefing on the latest discoveries you might not hear about anywhere else, all with funding from the National Science Foundation. For more detailed information, refer to these news articles:

1. Stanford study shows how head and neck positioning affects concussion risk

2. Common WiFi Can Detect Weapons, Bombs and Chemicals in Bags

3. More workers working might not get more work done, ants (and robots) show

4. How forests improve kids’ diets

Provided by National Science Foundation

Runtime: 2:18

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