Previous research of Bornean Micronectidae Jaczewski, 1924 (pygmy water boatmen) is summarized based on the data from the literature and recent work. All the Bornean micronectids belong to the genus Micronecta Kirkaldy, 1897. Descriptions or redescriptions and a key to the eight species, which have so far been found in Borneo are presented, namely Micronectadecorata Lundblad, 1933, Micronectalu...

The F10.7 index provides a daily record of solar microwave emissions, which vary in rough proportion to the projected area of bright magnetic structures called plages and network, and also sunspots, on the sun's disk. The daily observations used to form the index only began in 1947. Recently, we digitized the archive of daily Ca K spectroheliograms obtained at Mt. Wilson Observatory between 190...

Four new species of Pierella Westwood, 1851 from Brazil are described: P. angeloi Zacca, Siewert & Mielke sp. nov. from Maranhão, P. kesselringi Zacca, Siewert & Paluch sp. nov. from Paraíba, Pernambuco, Alagoas and Sergipe, P. nice Zacca, Siewert & Paluch sp. nov. from Bahia and P. keithbrowni Siewert, Zacca & Casagrande sp. nov. from Bahia, Espírito Santo, Rio de Janeiro, São Paulo, Paraná an...

Shailer Mathews (1863-1941) was the leading member of what is known as the Chicago School of Theol~gy.~ He was reared in a strict Puritan environment but when he went to college (1880-1884) he was influenced by Darwin, Huxley, and Spencer. Although some of his contemporaries were abandoning their evangelical affiliations, Mathews remained within the evangelical group; but "it led to an attitude...