Demystifying The Five-Sigma Criterion - Part II

Demystifying The Five-Sigma Criterion - Part II

In the previous installment of this longish article, I have introduced some of the issues that may affect the correct interpretation of a statistically significant effect. Below is the second part,…
Is There Really GMO Pot?

Is There Really GMO Pot?

An interesting issue came up through my volunteer work for the new website, "GMOAnswers.com".  Apparently some pot users are concerned that they might be unwittingly consuming what they consider…
Sometimes Doping Is Good

Sometimes Doping Is Good

Thanks to athletes like Ryan Braun and Lance Armstrong, doping has gotten a bad rap, but if solar power is ever going to be viable, doping will be essential. Flexible thin film solar cells require…
The Psychology Of Distrusting Science

The Psychology Of Distrusting Science

People have always distrusted science, just like people have always been afraid of the supernatural (unless it promises a spiritual pot of gold at the end of your particular rainbow) but the…
Levitation: A Glowing, Nanoscale Diamond

Levitation: A Glowing, Nanoscale Diamond

Researchers have measured light emitted by photoluminescence from a nanodiamond levitating in free space.  Their paper describes how they used a laser to trap nanodiamonds in space, and – using…
Megaconus Mammaliaformis: Cute And Armed

Megaconus Mammaliaformis: Cute And Armed

Researchers have described Megaconus mammaliaformis, an unusual mammal that lived about 165 million years ago. Previously, all that was known about this long-extinct mammal was a few little teeth…