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Science News for September 5, 2000


Study provides direct evidence of cannibalism in the Southwest

A new study has identified biochemical remains of human tissue in a coprolite, providing definitive evidence for sporadic cannibalism in the Southwest. The analysis suggests that at least seven people were systematically cut up and consumed by residents of an Anasazi site around 1150.

SourceUniversity of North Carolina at Chapel Hill·JournalNature·DateSep 5, 2000
Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Satellite imagery pinpoints El Niño's disruption of marine ecosystem

New studies using satellite imagery reveal El Niño's disruption of the marine ecosystem, with a reduction in phytoplankton and an increase in nutrient-depleted waters off Baja California. The findings suggest that warm waters ushered in during El Niño resulted in a decline in phytoplankton, which are crucial for the ocean's food chain.

SourceAmerican Geophysical Union·DateSep 5, 2000

UC Santa Cruz astronomers forge ahead on giant telescope project

The University of California and Caltech are designing a 30-meter telescope called the California Extremely Large Telescope (CELT) to study distant galaxies and star formation. The telescope will have a segmented primary mirror made up of 1,080 small hexagonal mirrors, and its cost is estimated to be around $500 million.

SourceUniversity of California - Santa Cruz·DateSep 5, 2000

Review article highlights tiny motors driving cell division

Researchers at UC Davis discovered that multiple protein-based motors work together to build the spindle and move chromosomes during cell division. This new understanding of cellular machines could help prevent or treat disorders related to cell-division defects.

SourceUniversity of California - Davis·JournalNature·DateSep 5, 2000
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Biotechnology research to grow from embryonic start

Researchers at BresaGen are working on developing cell-based therapies for Parkinson's Disease and genetic diseases using human embryonic stem cells. The company is focusing on deriving stem cells from normal adult cells to overcome ethical concerns.

SourceUniversity of Adelaide·DateSep 5, 2000

Crowded homes stressful for every ethnic group

A new Cornell University study reveals that residential crowding is harmful to people of all cultures, contradicting widely held beliefs. The research found no evidence that Asian Americans or Latin Americans can better withstand the adverse psychological consequences of living in crowded homes.

SourceCornell University·JournalJournal of Personality and Social Psychology·DateSep 5, 2000