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Australia was once home to a range of massive animals - giant wombats, oversized kangaroos and mega-lizards that would have rivalled those of the Serengeti.
In times gone by we used animals as an indicator of danger. Dogs warned us of predators and unfamiliar people. Fish showed the water was clean and birds indicated air quality.
Fred Pearce’s book Fallout is a fascinating insight into a few of the disastrous episodes which took place during the hasty and ill-informed projects of the nuclear age, Dr Helen Caldicott says.
An ill-conceived midnight skinny-dip, a remote beach, hurricane-stirred waters … and the nature of the universe, with astrophysicist Professor Tamara Davis.
Have you seen a robot outside, or as roboticists like to say 'in the wild' this week? This year?
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