FT.COM — “Gas and oil production from shale rocks has triggered a corollary boom underground as drillers demand billions of pounds of sand. The hydraulic fracturing process that has brought new hydrocarbon supplies to the US relies on massive injections … read more >

Current odds on Intrade.com for the Republican presidential nominee (click to enlarge).

BUSINESS INSIDER — “As tough macroeconomic headlines lead the S&P lower and political polemic turns the capital into K-Street, we thought it time to take a moment to appreciate all the good accomplished in the U.S. Pundits are quick to … read more >

TED TALKS: “Artist Aaron Koblin takes vast amounts of data — and at times vast numbers of people — and weaves them into stunning visualizations. From elegant lines tracing airline flights to landscapes of cell phone data, from a Johnny … read more >