The existence of a 60-100 year periodic variation in solar and/or solar-terrestrial phenomena has been a matter of dispute for many years. A wide variety of data sets previously have been analyzed, and the results of the analyses have been interpreted as showing evidence ither for or against such a variation. However, all data sets that are proxy for solar wind in the ecliptic at 1 AU show vari...

Science is said tobe free inSweden in the sense that scientists areallowed todo researchonany subject, but there isone very serious limitation: theworkhas tobe funded.The latter aspecthasbecome increasingly evidentduring later years. In many ways, research was more free decades ago whenmore money was directly allocated to universities and their departments. Inthisway, islandsofresearchcouldmore...

The chimpanzee is our closest living relative. The morphological differences between the two species are so large that there is no problem in distinguishing between them. However, the nucleotide difference between the two species is surprisingly small. The early genome comparison by DNA hybridization techniques suggested a nucleotide difference of 1-2%. Recently, direct nucleotide sequencing co...