The Tasaday was claimed to be a stone age tribe still living in the southern Philippines and recently discovered by anthropologists. Much attention was given to this story, but suspicions were soon aroused that the story was fake, and this indeed turned out to be the case. The lesson is that there is so much pressure for scholars to publish that fraudulent reporting has entered the profession. Published in Origins v. 20, n.1.

The oceanic patterns of magnetic anomalies are thought to be one significant evidence supporting the general notions of plate tectonics. Arguments are presented suggesting that important characteristics of the anomaly patterns could be due to the measurement process itself rather than being a direct reflection of geomagnetic reversals and plate movement. Published in Origins v. 20, n. 1.

The "RNA World" hypothesis for the origin of life is implausible for several reasons, among them the difficulty of producing RNA naturalistically, its relative instability in water over time, the problem of chirality, and the insufficiency of RNA to form a living cell. Published in Origins v. 20., n. 1.

A review of the book, Moondust and the Age of the Solar System. Published in Origins v. 20, n. 1.

A review of the book, Blueprints: Solving the Mystery of Evolution. The book presents a rather uninformed critical response to creationism. Published in Origins v. 20, n. 1.

A collection of short commentaries on scientific papers published in 1992-1993, covering topics such as biogeography of southern trees, Permo-Triassic stratigraphy, dendrochronology, endothermy in fish, genetics of cranes, genetic code variants, gene conversion, bivalve extinctions, magma mixing, extraterrestrial impacts, tillites, flood basalts, effect of transposon in floral development, convergence, hybridization in fish, molecular systematics, origin of life, soft-tissue preservation, banded iron formations, graptolites, fossil whales, dwarf mammoths, Archaeopteryx, and dinosaurs.