See the new football helmet test that could save kids from concussions03:34
Up until now, football helmet tests measured only linear force experienced by the head, but a new test that allows the head to move more realistically could be a game changer, experts say. TODAY national investigative correspondent Jeff Rossen shares an inside look at it.
Rossen Reports: Can new device detect peanuts in food?04:44
Rossen Reports: How new DNA tech can help get stolen items back04:18
Rossen Reports: Uber vs. Lyft, which one is cheaper and faster?03:47
Rossen Reports: How to stay safe if stranded during a storm04:08
Rossen Reports exclusive: Your first look at faster TSA screening technology02:50
Can you taste the difference between boxed and expensive wine?05:51