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In the event of a zombie apocalypse it will probably help to have: a baseball bat, a gun, a chainsaw and a plethora of blunt objects. Also, it helps to possess a strong grasp of neuroscience.

The quick, handy guide above (not to be confused with the one from the Centers for Disease Control and Prevention) shows many of the neurological problems zombies have and how the non-undead can exploit those weaknesses. It includes every malady, from ghouls’ slow motor skills to terrible a...

Imagine if every mobile device had its own personal fat-pipe ethernet connection — without the CAT5 cable. That’s how Steve Perlman — inventor, entrepreneur, and CEO and founder of OnLive, the games-on-demand system — explains distributed-input-distributed-output (DIDO) technology, an experimental wireless communications system that could render cellular connections obsolete.

If a cell tower today broadcasts on channels that have a capacity of 100 megabits of bandwidth per second, and 100 people connect to that cell tower and share bandwidth equally, each person’s connection will measure r...