Author Archives: John Pullen

The periodic table lists the elements in terms of their atomic weight. This is a measure of how many protons are present in the nucleus of each atom. The lightest of all is hydrogen; the heaviest at the other end of the table is unoctium. But of course, nothing is ever as simple as itContinue reading “Beyond the Periodic Table”

We have probably all heard of anaesthetics and many of us have had them administered to us by medical professionals. They can be put into two categories. The first is termed local anaesthetics. These have the effect of numbing or desensitising a part of the body which is reversible and does not lead to aContinue reading “Introduction to Anaesthetics”

It is no surprise to know that many of the animals we know today, had prehistoric ancestors which were much larger but still recognisable to what we see today. Among these was the kangaroo. None of them exist today and have not been around for tens of thousands of years. Modern kangaroos are common inContinue reading “What Killed Off the Giant Kangaroo?”

Warning: This article contains some disturbing descriptions of cannibalism. But I am sure this will not stop those with a curious mind. There have been many accounts of cannibalism throughout history and taking place over many parts of the world. Several of these have allegedly happened in recent history. There are, we believe a numberContinue reading “Who’s for Dinner?”

The research for this article was for an account of the first people to reach Australia and we will cover that first. However, it also led to new information that suggests that there was interbreeding with a new species of humanoid. But first, let us consider where the first Australians came from and when andContinue reading “A New Kind of Human from the Past”