It seems as if Earth's atmosphere is incredibly thin, wrapped tightly around our planet. In fact, the atmosphere consists of multiple layers, with some scientists of the opinion that the atmosphere ...

Evangelista Torricelli, one of the first to discover atmospheric pressure, once said, "We live submerged at the bottom of an ocean of the element air." The ... the density of air decreases ...

"The moon flies through Earth's atmosphere," Igor Baliukin ... The researchers noted that the density of the hydrogen cloud is so fleetingly low that it's still a vacuum out there.

This article was originally published with the title “ The Earth in the Sun's Atmosphere ” in Scientific American Magazine Vol. 201 No. 4 (October 1959), p. 64 doi:10.1038 ...