Primeval 1 – Worlds in Motion

Science indicates that the planet Earth has been orbiting the Sun for approximately 4.55 billion years. During that time the Sun has been orbiting the centre of the galaxy, and in the process moving closer to and further from other stars. Read more →

Primeval 4 – Archean Eon

Since the Late Heavy Bombardment life has thrived on the Earth, first during the Archean Eon, and then throughout the Proterozoic and Phanerozoic Eons that followed. Life during the Archean Eon was quite different from the eons that followed. Read more →

Primeval 8 – Ordovician Period

  The Great Ordovician Biodiversification Event (GOBE) was a diversification of animal life throughout the Ordovician period,(1)Axel Munnecke et al. (2010). “Ordovician and Silurian sea-water chemistry, sea level, and climate: A synopsis” Palaeogeography, Palaeoclimatology, Palaeoecology, Volume 296, Number 3–4, Pages 389–413 just 40 million years after the Cambrian explosion.(3)Thomas Servais et al. (2008) “The Ordovician Biodiversification: revolution in the oceanic… Read more →

Primeval 9 – Silurian Period

The Silurian Period existed between 443 and 419 billion years ago, and enjoyed relatively stable and warm temperatures, in contrast with the extreme glaciations of the Ordovician Period before it, and the extreme heat of the ensuing Devonian Period. Read more →