IPCC Politics and Solar Variability

By Andy May This post is about an important new paper by Nicola Scafetta, Richard Willson, Jae Lee and Dong Wu (Scafetta, Willson and Lee, et al. 2019) on the…

The New Sunspot Data … and Satellite Sea Levels

Guest Post by Willis Eschenbach [UPDATE: Upon reading Dr. Shaviv’s reply to this post, I have withdrawn any mention of “deceptive” from this post. This term was over the top, as…

Changes in Total Solar Irradiance

Total solar irradiance, also called “TSI”,  is the total amount of energy coming from the sun at all frequencies. It is measured in watts per square metre (W/m2). Lots of…

Solar Periodicity

Guest Post by Willis Eschenbach I was pointed to a 2010 post by Dr. Roy Spencer over at his always interesting blog. In it, he says that he can show a…

Cycles Without The Mania

Guest Post by Willis Eschenbach Are there cycles in the sun and its associated electromagnetic phenomena? Assuredly. What are the lengths of the cycles? Well, there’s the question. In the…

Solar cycle update – sun's magnetic activity still in a slump

Despite some small upticks on sunspot and 10.7cm radio activity, the magentic activity of the sun is still bumping along the bottom. A slight uptick was seen in sunspot count.…

Another solar study: this one suggests no significant solar influence

On Saturday I posted about this study from Pierre Gosselin at No Tricks Zone: New Study Shows A Clear Millennial Solar Impact Throughout Holocene Now we have another that suggests…

Frank Lansner on Foster and Rahmstorf 2011

This is a repost from Lansner’s website, since Tamino aka Grant Foster won’t allow it to be discussed on his own website, I thought I’d give a forum for discussion…