RiAus
RiAus is Australia’s national science hub, promoting public awareness and understanding of science. Their email newsletter always has interesting user-friendly updates in the world of science: http://riaus.org.au/
“In 2011 the human population surpassed 7 billion people, but how does that compare to other animal species?
The combined population of our home planet is almost impossible to quantify. While the human population is in the billions, bacterial species measure in the quadrillion quadrillions!”
3 minute video: http://bit.ly/1ge4Jnc
Global Populations
RiAus have included some useful links:
Current World Population – Statistics from Worldometer
Population Fact Sheets – Fact sheets by United Nations, Department of Economic and Social Affairs
How many people have ever lived on Earth – Article from the Population Reference Bureau
IUCN Red List of Threatened Species – Lists from International Union for Conservation of Nature and Natural Resources
Endangered Species Population Number – http://www.allaboutwildlife.com/endangered-species/endangered-species-population-numbers/3596
Farm Animal Populations Continue to Grow – Article from World Watch Institute
The science of Doctor Who
RiAUS are also presenting this fun & interactive stage show (BYOD) around Australia from April to June 2014. Investigate time travel and teleportation, discover how the Tardis can be bigger on the inside and find out if regeneration is really possible.
The universes of Doctor Who: http://riaus.org.au/articles/universes-doctor/