Why did Pythagoras pause outside a Blacksmith's workshop? Can the nature of Harmony really be und...

Do things always look smaller when they are further away?Can something be clearly visible but n...

Across the Islamic world, illuminating Korans from Morocco to Malaysia, and adorning mosques, mau...

Venus draws a beautiful pentagram around Earth every eight years. Jupiter's two largest moons dra...

Why on earth do cars have the same symmetry as dragonflies?Is there really a beautiful swirling...

How do you draw Celtic knotwork? What are the secrets of keys? Are there tricks for drawing Celti...

Is there a secret visual language all around us?What's so special about the shape of the Great ...

What was the golden secret known to Leonardo da Vinci, Kepler, Plato and the ancient magicians?...

What is the secret code behind so many musical compositions? How do you substitute chords to crea...

Do ancient maps prove that the planet was surveyed 12,000 years ago? Were the poles once in a dif...

How do you predict eclipses at Stonehenge? Why do the Carnac alignments follow geological fault l...

What is a tree?Why are they so important to life on Earth?How do they eat, breathe, grow, com...