One discovered that her great-great-grandfather was probably P.

NPR: Searching for Roots at Genealogy Day Camp

Whether Arrington made it to the pharmacy after she left home shortly after 5 p.m. will probably never be known.

CNN: Waiting for a 'good girl' to come home

Forensic pathologist Joseph Jachimczyk testified that Martha was probably killed at about 10 p.m.

CNN: Moxley Case: Kennedy cousin convicted of 1975 murder

My sense is that it will be sometime later this afternoon, probably like 4:00 p.m. or so.

WHITEHOUSE: Press Briefing

If you classify yourself as a hardcore DIYer, you probably sprung for Bug Labs' 'Hiro P' BUGbase way back in the day.

ENGADGET: Send your 'Hiro P' BUGbase back, get a BUGbase WiFi for $99