Bert Ehrmann
Dangerous Universe has been Bert’s web playground since 1998 when personal web sites were a rarity rather than the norm.
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Prometheus (Alien Prequel?) Images
Here are images from the upcoming Ridley Scott film Prometheus, which either is, or is not, a prequel to his 1979 film Alien depending on whom you believe. …
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The Colorful Stories of 5 Obsolete Art Pigments
The colors of art change not just with trends, but availability as well. For reasons of being incredibly poisonous, expensive, or just involving way too many snails, here are five pigments that have d…