For thousands of years, the amount of CO2 in the Earth’s atmosphere remained around 275 parts per million, but as seen in the graph below, that value started to increase in the mid-19th century, and then steeply increased...
Read MoreYesterday I wrote about truth and global warming, and indicated that science does not result in truth, it results in hypotheses and theories, which could be used to inform legislation, and action by governments and citizens. Two...
Read MoreTeaching Truth. That’s the problem when we discuss and debate the scientific topic of global warming. As Tim Flannery points out, science is about hypotheses (and I would add theories), not truth. One of the long term...
Read MoreYesterday I wrote about a new column that will appear in the New York Times, Across the Universe, and the anticipation of some very interesting discoveries by astrophysics about stars and galaxies, and what’s out there....
Read MoreThe New York Times has launched a new column, Across the Universe featuring Sir Patrick Moore, Brian May and Chris Lintott. This will be an outstanding resource for teachers, grades 3 – 12. Moore has been the host of...
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