Category Archives: Biology

Colour Perception and Retinal Neurons – Attempting to Map the Human Brain

A close-up photograph showing a brown eye. Image: NaturPhilosophieColour Perception – The Eye of the Beholder

Seeing the World in glorious colours is central to our lives.  Colours shape the way we behave.  They affect our mood and our perception.  They can influence the way we interact and respond to social and environmental stimuli, whether we are directly aware of it, or through subliminal awareness of our external world.  Again, it is one of those things that most people take for granted in everyday life.

Colour perception is all subjective.  Colours only exist when three components are present: a viewer, an object, and lightContinue reading Colour Perception and Retinal Neurons – Attempting to Map the Human Brain

What do Physicists do anyway?

Air Apparent

Over 50,000 deaths each year in the UK are attributed to air pollution.  Physicist, entrepreneur and father Mark Richards is concerned about the environment and in particular the air pollution that we expose our children to.  He has developed a handy machine which can monitor air quality.  He wants people to see how bad air pollution is, so that we all think more carefully about our lifestyles and travel methods.

Continue reading What do Physicists do anyway?