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Anatomy of a Cat Whisker

Cats have dozens of movable vibrissae (whiskers) over their body, especially their face. Vibrissae are usually thicker and stiffer than other types of hair but consist...

Bioluminescence: The Science Behind Rudolph The Red Nosed Reindeer

Most people know the story of Rudolph the Red Nosed Reindeer – the most famous of Santa’s team. But does anyone know just how...

Seeing Yellow

The colour yellow, when seen from a distance or when used with a dark background, is easiest to see, but when used alone, it is...

Biology: Humans Have More Than 5 Senses

Humans have more than five senses. Although definitions vary, the actual number ranges from 9 to more than 20. In addition to sight, smell,...

What’s That Called? Philtrum – The Space Between The Nose & The Upper Lip

The philtrum (Latin philtrum, Greek, ‘love potion’ ), is a medial cleft common to many mammals, extending from the nose to the upper lip, and, together with...

The Casanova Pattern: The Link Between Finger Length & Testosterone

Recent scientific studies have shown that the ratio between the index and ring finger may be linked to exposure to the male hormone testosterone...

Evolution: Darwin’s Tubercle

Known as Darwin’s tubercle, about 10.4% of the population have a small bump on the inside of their upper ear.  In 1879, Charles Darwin...

Urban Myths: Humans Use Only 10% of Their Brains

The idea that humans only make use of 10% of their brains is widely perpetuated in popular culture. This concept that large areas of...