Ancient airplanes were not typical to India and Egypt; you will be surprised to know that golden trinket-like structures were found in America too that resembled aircrafts. Stratigraphical studies conducted on these gold models have attributed them to a period .
Methane, an indicator of life?
Methane (CH4) is an organic molecule present in gaseous form in the Earth's atmosphere. More than 90% of methane on our home planet is produced by living organisms. The recent detection of plumes of methane in .