Not "astronomy" unless you're an alien looking at this planet from afar, but interesting science nonetheless:
Flawed analysis casts doubt on years of evolutionary research
October 25, 2016
However, new research by scientists at the University of Reading suggests the history of the planet's biodiversity may have been more dynamic than recently suggested, with bursts of new species appearing, along with crashes and more stable periods.
The new study, published in Methods in Ecology and Evolution by Dr Manabu Sakamoto and Dr Chris Venditti, from Reading, and Professor Michael Benton, from Bristol, says a technique used to 'correct' records of diversity in fossils is actually giving misleading results.
Read more at: http://phys.org/news/2016-10-flawed-analysis-years-evolutionary.html
What does it all mean???? Does this mean the Cambrian Explosion might not have happened or am o reading too much into it?