Gestational diabetes - which affects four in 100 pregnancies - was associated with a two-fold increase in the risk of autism, while bleeding in pregnancy was alleged to carry an 81% increased risk.

BBC: Problem pregnancy 'autism risk'

Based on strong fiscal third quarter results reported in late April, management expects a two-fold EPS increase by 2015.

FORBES: Brinker International's Rise in Revenues

New drilling technologies have led in recent years to a modest increase in U.S. oil production, and over the past two decades, to a six-fold increase in U.S. conventional natural gas production.

FORBES: Angry Over Oil Price? Demand A Change In Fed Policy

This includes the resurgence of U.S. liquid production in recent years (5.5 million barrels of oil per day and trending upward), as well as conventional gas production's six-fold increase over the last two decades (to approximately 32 billion standard cubic feet of gas per day in 2010, nearly equaling U.S. liquid production).

WSJ: Nansen G. Saleri: Our Man-Made Energy Crisis

Last week, the US department of agriculture released the most comprehensive analysis of data on GM crops in the US. As expected, these show a dramatic uptake among farmers - a six-fold increase to 50 million acres in just two years.

BBC: News | Sci/Tech | US farmers fear GM crop fallout