Activity for user53220‭

Type	On...	Excerpt	Status	Date
Question	—	How to cross the Earth's core in a straight line My superhero generates a force field which lets him and his equipment sustain the extreme conditions found inside the Earth. He decides to travel from the Geographic North Pole to the Geographic South Pole by taking the shortest path, i.e., digging in a straight line inside the Earth core. My questi... (more)	—	about 6 years ago
Question	—	Is it possible to rule a galaxy without mastering teleportation? I would like to know if a very advanced civilisation could rule an entire galaxy without mastering teleportation or any other method that allows traveling faster than light (unless you give mathematical and experimental evidence that this is possible). By ruling a galaxy, I mean that the galaxy gover... (more)	—	about 6 years ago
Question	—	Could a really fast man catch a bullet? Let's say that a character moves much faster (>100 x) than a bullet. If he is shot at, could he theoretically catch the bullet (and put it in his pocket) ? What happens when he touches the bullet, does it burn ? Where does the kinetic energy of the bullet go ? (more)	—	about 6 years ago
Question	—	Could humans wipe out all remaining wild vertebrates on Earth in one year, if no effort is spared in doing so? Humans already exterminated more than 50 % of wild vertebrates individuals since 1970 1, 2. I was wondering if it is possible to wipe out the remaining 50 % in less than a year ? Note that, in this (alternative?) reality, Humans decide to spare no effort in this endeavour and desire to safeguard d... (more)	—	about 6 years ago
Question	—	Using dinosaurs as a mount In a world where human and dinosaur co-exist, would it be a good idea to use dinosaur as a mount ? More specific questions : Is a dinosaur smart and docile enough to be ride ? Which species of dinosaur would be the best choice ? Pterosaur ? Diplodocus ? Technically speaking, how to mount and ride... (more)	—	over 6 years ago