Science Frontiers
ONLINE
No. 6: February 1979
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Contents
Archaeology
The Pecked Cross Symbol in Ancient America
Inscribed Stone From Tennessee Necropolis
Astronomy
Venus Has Uncertain Pedigree
Unearthly Life on Mars
Supermasses That Come and Go
Has the Universe's Missing Mass Been Found?
Geology
Earth, the Magic Top
Geophysics
Positive Ion Emission Before Earthquakes May Affect Animals
Strange High-level Haze in the Arctic
Humps of Particles in the Gulf Stream
Psychology
Some Highly Focussed Minds
Stacked Deck in Esp Experiment
