Declining Solar Activity

BOB HOYE In the 1990s, solar physicists, Penn and Livingston, called for a long decline in solar activity. This is the case and it is nice to see such work…

Amid the dimmest Sun since 1978 – a month without sunspots

The sun today is cue-ball blank, a perfect unmarred sphere: The sun has just passed an entire calendar month with no sunspots. The last time this happened, in August 2008,…

Study: A Solar Signature in Many Climate Indices

Abstract Jean‐Louis Le MouëlFernand LopesVincent Courtillot We first apply singular spectrum analysis (SSA) to the international sunspot number (ISSN; 1849‐2015) and the count of polar faculae (PF; 1906‐2006). The SSA…

Weak Solar Cycle: Cosmic rays increase 4th year in a row

Increased exposure for airline travelers at high altitudes. New data released by the Earth to Sky Calculus/Spaceweather.com high-altitude ballooning program show that atmospheric cosmic rays are intensifying for the 4th…

Leif Svalgaard at AGU on the Current Solar Cycle: ‘None of us alive have ever seen such a weak cycle’

WUWT’s resident solar expert Dr. Leif Svalgaard (and others) says  ‘None of us alive have ever seen such a weak cycle’  and the panel he was on talk about the…

October 2013 Sunspots: Largest jump in Solar cycle 24 so far

Looks like a double peak for cycle 24 is forming As many WUWT readers have noted in comments, October 2013 has been significantly more active than the previous several months,…

Like 'the pause' in surface temperatures, 'the slump' in solar activity continues

The NOAA Space Weather Prediction Center has updated their monthly graph set and it is becoming even more clear that we are past solar max, and that solar max has…

Solar Cycle 24 Update

Guest essay by David Archibald Recently, a number of newspaper articles spoke of the potential of cycle 25 to be   “Weakest Solar Cycle In Almost 200 Years”. “We’re in a…

Newsbytes: Sunspot Enigma – Will Inactive Sun Cause Global Cooling?

 From Dr. Benny Peiser and the GWPF We Really Don’t Understand Our Climate Something is happening to our sun. If history is anything to go by, the sun’s change of…

The solar cycle is still slumping

It is looking more and more like a double sunspot peak for solar cycle 24. Sunspot count is down again:  A similar drop occurred in radio flux.