As per the A Spanish startup Bladeless wind generators will be cheaper, quieter and safer more bird-friendly.
Source : Indiegogo
https://www.youtube.com/watch?v=2_5K4kmnsL4
The Bogala Graphite Mine in Bogala, Sri Lanka, has recently made history by opening an extraordinary underground restaurant. This remarkable dining establishment is situated an impressive 410 feet below ground, making it the first of its kind in the...
