Kissing supposedly shows the highest form of affection, so it may seem blasphemy trying to explain it by chemistry, natural selection, or even mathematics. But let's give it a try and answer a few intriguing questions: Are humans the only animals … [Read More...] about Evolution of passion: Why humans and other animals kiss
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Biochemistry and Physiology
What is the difference between good and bad cholesterol?
Evolution:
What is fitness in evolutionary biology
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Do wild animals get cancer?
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Evolution of passion: Why humans and other animals kiss
What is DNA and why is it made of letters?
You might have heard and been amazed about the fact that DNA is a long list of the letters A, C, G, and T, which make up our genes and those of other species. But what is DNA, and is it indeed made of letters? Of course they're not letters. DNA, also … [Read More...] about What is DNA and why is it made of letters?
What are proteins?
I often mention in my articles how the body makes proteins, how proteins transport cholesterol, or how DNA codes for proteins. You also might know from food packaging and sports drink advertisements that proteins are an essential part of your diet and you … [Read More...] about What are proteins?
How many genes do you share with your relatives?
It's easy to calculate how many genes you share with your parents, children, siblings, and other relatives. Given the fact that parents pass half of their genes to their children, and siblings share half of their genes, the rest is just math. To determine … [Read More...] about How many genes do you share with your relatives?
Why evolution isn’t perfect and giraffes don’t evolve even longer necks
Evolution has an odd way of appearing to be a perfect process, and with good reason. Many things in the natural world fit like a glove on a hand. Terms like ”natural selection” and “survival of the fittest” imply evolution is a goal-oriented process, with … [Read More...] about Why evolution isn’t perfect and giraffes don’t evolve even longer necks