Neanderthal-Heidelberg Distinction Blurs
June 14, 2012
"Heidelberg Man" has been a modern name imposed on certain fossil humans that have been unable to speak for themselves. Now, their bones appear to overlap with Neanderthals. But don't modern humans have Neanderthal DNA? Do the distinctions make any sense?
Myth Busters: Flubs in Evolutionary Anthropology
June 10, 2012
Evolutionary psychologists and anthropologists have trouble explaining living humans, let alone past ones.
Monkey Raspberries Created Speech
June 2, 2012
What was this evolutionist thinking when he proposed that human language evolved out of the lip smacking and buzzing sounds made by monkeys?
Don't Hate Bacteria Irrationally
June 2, 2012
It should be well known by now that we are surrounded by bacteria, mostly benign, all the time -- inside and out. Some reporters still attempt to gross out the public and make misleading statements from scientific findings.
The Wonder and Blunder in Your Skull
May 29, 2012
Even when it goes awry, the brain wins an award of cosmic proportions, according to a veteran psychiatrist.
Animal Sin: What Does It Imply?
May 20, 2012
Some animals commit cruel or disgusting acts humans would consider immoral. What does this mean?
Shrink Validity Is Shrinking
May 18, 2012
Should you trust the diagnosis of a psychiatrist? If it helps, individuals are free to choose. Behind the scenes, however, there are severe, deep-seated debates about whether psychiatrists understand disorders, let alone diagnose them properly.
Improbable Ape Speaks Randomly
May 15, 2012
It's not uncharitable to call someone an ape when he calls himself that.
Lamarckism: Dead but Useful
May 11, 2012
Lamarck's theory of evolution was supposed to have died in 1859 when Darwin published his theory of natural selection. Despite textbook depictions of Lamarckism as obsolete, Lamarckian language still surfaces from time to time, even in prestigious journals.
From Toxin to Medicine
May 10, 2012
Botulinum toxin (botox) is now big business in health and fashion, but few may remember it derives from one of the deadliest substances known in nature. Other examples show that some forms of "natural evil" can be seen in a different light.
Evolution for Men and Women
May 8, 2012
Two recent entries in the evolution literature have application to one sex or the other.
Stem Cells Getting Healthier
May 6, 2012
Over the past decade, stem cells have been a hot news item. Here are some late breaking news stories about them.
Why You Are Waterproof
April 29, 2012
Can you imagine inflating like a water balloon every time you jumped in a swimming pool? Or what if water leaked out of your skin every time you drank a glass of water? Your skin forms an impermeable barrier to water, a new study found, because of a unique way certain molecules are arranged.
January 7, 2012
Scientists sometimes just prove the obvious, like that men and women are different. If we can talk body without talking bawdy, there are some new discoveries about body works that should put a spring in your step today about how your body works.
Human Variability Can Be Rapid
December 19, 2011
All living humans are interfertile – one species by definition. People from all parts of the globe can marry and have children, even though global travel is relatively recent in human history. Yet we know there is considerable variability between tribes and nationalities. Does this variability take millions of years? Does it lead to the origin of new human species? Recent evidence shows that variations can be rapid, both genetic and acquired, without reducing interfertility.