still your go-to example of a missing link? Well, it turns out that palaeontology has made great strides since you were at school and there are now numerous beautiful examples of transitional forms, from fossilised creatures linking land and marine mammals to half-ant-half-wasps preserved in amber and many others. What is more, these transitional forms are always dated to the right point in his...

fossil fuels, however, would require the need to look beyond wood. Choren Industries claims that 20 million tons of straw are ploughed back into the soil each year, which could be turned into four million tons of BTL diesel, covering 14 per cent of current diesel demand. A further three to six million tons per year could be obtained from wood grown on currently unused agricultural land. Accordi...

dramatically since 2006, especially in the wake of the UN secretary-general's call for universal malaria control coverage by the end of 2010. " The report reveals that new methods of estimating malaria incidence found 247 million cases of the disease in 2006. However, malaria deaths have declined in several countries and, in a few African nations, deaths have been reduced by half by the impleme...