Besides such physical inconveniences, some studies suggest that menstrual disorders significantly affect women's productivity at work, and so the economy as a whole.

ECONOMIST: Controlling menstruation

But the results suggest that it is not significantly worse - 93% of tests conducted indoors were successful, compared with 97% of outdoor tests.

BBC: 4G tests reveal patchy urban coverage

The poll did suggest that Bush had a significantly better performance than in the first debate, which respondents gave to Kerry by a margin of 53 percent to 37 percent.

CNN: Poll: Bush, Kerry even in 2nd debate

Predictions for 2050 suggest a 40% loss of forest, meaning significantly less rain and 35-40 less electric power.

BBC: Rainforest plays critical role in hydropower generation

Infra-red observations, which can see deep into Jupiter's atmosphere, suggest that the merged storm's structure differs significantly from that of its two precursors.

ECONOMIST: Comparative meteorology

While the dollar generally rallies in times of market tension, analysts at Nomura found the correlation weakened, leading them to conclude that risk aversion is not as pronounced as U.S. equity markets suggest and that, unless the situation in Greece significantly deteriorates, the dollar will still look weak amid falling equities.

FORBES: S&P 500's Overreaction To Risk Aversion Won't Boost The Dollar

Indeed, surveys we have undertaken at our own clinics suggest that the removal of anonymity and confidentiality in this way would significantly reduce attendance, with all the negative impacts on prompt diagnosis and treatment.

BBC: Condoms

It should be noted that although equity allocations are down significantly from last month, they are not at levels that suggest investors are eschewing stocks and stock funds.

FORBES: Skittish Investors Cling To Bonds Despite Low Rates

The authors suggest that the increase in the number of children developing asthma could be significantly reduced if more were breastfed or given a diet lower in polyunsaturated fats.

BBC: Margarine 'may increase asthma risk'