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yo1

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Comment #20585322
Many of my 4 year old Spanish Cedar trees (cedros) are already 20cm (8") diameter at chest height and ~15m tall. Planting hardwood trees in the tropics is one of the best long term…

Thu, Aug 01, 2019, 4:21 PM UTC
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Comment #20007149
Has this been discussed here? Navy files for patent on room-temperature superconductor. https://phys.org/news/2019-02-navy-patent-room-temperature-s... "The application claims that…

Sat, May 25, 2019, 4:52 AM UTC
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Comment #18972981
The world is our legacy, we must strive to leave it a better place.

Tue, Jan 22, 2019, 9:58 PM UTC