The poem, “My country”, by Dorothea MacKellar, is recited by every preschooler in Australia. One line is of particular relevance:
“A land of droughts and flooding rains”.
In 1618 a farmer in England noticed that he could lead his cows to water but could not make them drink. He tasted the well water himself and realized right away that there was some wisdom to the...
Desperate times call for desperate measures, I suppose. Although we live in a world driven by technology, we are always one cataclysm away from retreating to magical notions. Climate change is...
“Not everything that can be counted, counts, and not everything that counts can be counted.” That quote is commonly attributed to Einstein although there is no evidence he ever said it. Even if he...
Archimedes’ principle states that any object, totally or partially immersed in a fluid, is buoyed up by a force equal to the weight of the fluid displaced by the object. But. it was not the...
Snow-making machines actually make tiny beads of ice, each one about one ten-thousandth of an inch in diameter. Water is sprayed from a hose together with compressed air. The air is needed because...
Oxygen is critical for life and that also makes is susceptible to chicanery. If oxygen is so essential that the brain is permanently injured after just four minutes of deprivation, then surely more...
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