Experiments could enhance our understanding of the origin of prehistoric art in caves
  • Ars Technica
  • Jun 20, 2021

Archaeologists recreated three common kinds of Paleolithic cave lighting - Ars Technica

Enlarge/ Spanish archaeologists recreated three common types of Paleolithic lighting systems. 8 with 7 posters participating In 1993, a media studies professor at Fordham University named Edward Wa… [+9838 chars]

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A major challenge to harvesting fusion energy on Earth - Phys.org
  • Phys.Org
  • Aug 06, 2021

A key challenge for scientists striving to produce on Earth the fusion energy that powers the sun and stars is preventing what are called runaway electrons, particles unleashed in disrupted fusion experiments that can bore holes in tokamaks, the doughnut-shap…...