Science Frontiers ONLINE No. 52: Jul-Aug 1987

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Archaeology

• Costa rica's neglected stone spheres
• The calico debate, plus a little editorializing

Astronomy

• Small icy comets and cosmic gaia
• Carbon in a new comet
• Meteorites also transport organic payloads
• Supernova confusion and mysteries
• "COMPACT STRUCTURES": WHAT NEXT?

Biology

• Nose news
• Checklist of apparently unknown animals
• New vertebrate depth record
• Aggressive mimicry
• Parasites control snail behavior

Geology

• Do large meteors/comets come in cycles?
• Complexities of the inner earth

Geophysics

• Concentrated source of lightning in cloud
• More carolina waterguns
• More moodus sounds
• Inside a texas tornado
• Ship enveloped by false radar echo

Psychology

• Dowsing skeptics converted
• Do dreams reflect a biological state?