Activity for Heart_L‭

Type	On...	Excerpt	Status	Date
Question	—	How to create a seawall with medieval technology? A seawall is basically a coastal defense to prevent waves and tsunamis. Let's suppose there is a town that is located in a lagoon next to the ocean, a sea version of Esgaroth, the lake town. In this town, with a 16th century technology, is it possible to build a seawall with length of 5 kilometers in... (more)	—	over 7 years ago
Question	—	Conditions to make giant storm In film "The Day After Tomorrow", a giant snowstorm seizes the Earth for days and freezes nearly everything. What I want to know is, that is this possible in current Earth climate and geology? It doesn't need to be a snowstorm. Just a storm that has radius of few thousand kilometers and powerful enou... (more)	—	over 7 years ago
Question	—	Paleozoic marine creatures are now in contemporary sea. What will happen? Let's suppose Paleozoic marine creatures (Trilobites, early fish, and many else) has appeared in oceans of 2017. What kind of advantages and disadvantages will they have when they compete with modern marine creatures? By the way, to make things simple, these Paleozoic creatures have perfectly adapted... (more)	—	over 7 years ago
Question	—	Extremely small planet to live on In the mobile game "The Path To Luma", the main hero travels to very tiny planets. Let's not think about where is the sun and how we leap through such small planets. What I want to ask is, if there is a spherical planet with a radius of 50 meters, will there be enough gravity for humans to live there... (more)	—	almost 8 years ago
Question	—	Fire on different oxygen density I'm creating a world with different oxygen density, about 15%. When given same fuel and air pressure, how will the fire burn up in this 15% oxygen density atmosphere compared to our world? And the world atmosphere is composed with 0.2% of Carbon Dioxide, and 1% of Methane. (Nitrogen? Same.) (more)	—	almost 8 years ago