[privong]

The actual paper[0] title is somewhat precise: "Observing Ultra-High Energy Cosmic Rays with Smartphones"

[0] http://arxiv.org/abs/1410.2895

[scottcanoni]

Please change the title of this post to:

"Observing Ultra-High Energy Cosmic Rays with Smartphones"

[mhb]

Or you could link it to the previous submission (titled Observing Ultra-High Energy Cosmic Rays with Smartphones):

https://news.ycombinator.com/item?id=8454680

[betatim]

There doesn't seem to be an obvious button for me to click to edit the headline once submitted??