A Very Smart Phone

What's the capital of Cameroon? How about the atomic weight of cobalt? Do they call it "football" or "soccer" in South America? Help is as close as your mobile phone: just dial 63336 in Britain, type in your query as a text message and for $1.80 a new company called AQA will text you back your answer.

AQA, which stands for "any question answered," is the London-based brainchild of Colly Myers, a mobile-industry veteran who used to run handheld device company Psion and cell-phone operating-system vendor Symbian, which he left in 2002. His idea for AQA flashed a...