Nearly three quarters of the youngsters - who were of mixed academic ability - showed improvements in numeracy, reading and writing after taking fish oil supplements for nine months."With no placebo group, we don't know what progress they would have have made anyway" says Dr Alex Richardson, a Senior Research Fellow from Oxford University.Look at the stories index for stories listed by subject. Analogies, stories, fables and case-studies are great ways to illustrate teaching, training and business lessons.
Some Central American Acacia species have hollow thorns and pores at the bases of their leaves that secrete nectar (see image at right).
These hollow thorns are the exclusive nest-site of some species of ant that drink the nectar.
A few years ago, I spoke to a group of high-schoolers about the Jewish idea of love. By focusing on the good, you can love almost anyone.
" "We're choosing to love him," her mother explained, "because love is a choice." There's no better wisdom Susan's mother could have imparted to her before marriage.
Many plants and their pollinators are so reliant on one another and their relationships are so exclusive that biologists have good reason to think that the "match" between the two is the result of a coevolutionary process.