Activity for Eric Johnson‭

Type	On...	Excerpt	Status	Date
Question	—	Device close to sun to focus energy to satellite in Earth Orbit for energy generation The light from the sun is dissipated in a sphere, so there is a squared relationship between the distance from the sun. Would it be possible to place either a lens or solar collectors with a laser to focus energy from an area near the sun and sent it to a satellite in earth orbit which would in turn... (more)	—	about 7 years ago
Question	—	Species that Excretes Gaseous Waste What would the implications be for a humanoid species to excrete only gaseous waste from themselves instead of solid or liquid waste? Public bathroom facilities would not be needed, but how would this effect the original evolution of the species, and assuming it evolved to a current day human race w... (more)	—	about 9 years ago