No hot answers found
Only top scored, non community-wiki answers of a minimum length are eligible
Related Tags
energy × 477science-based × 155
physics × 70
internal-consistency × 69
magic × 52
technology × 46
science-fiction × 34
hard-science × 24
biology × 23
planets × 21
power-sources × 21
weapons × 19
electricity × 19
space × 18
spaceships × 15
super-powers × 15
engineering × 15
black-holes × 12
creature-design × 11
space-travel × 11
fuels × 11
society × 10
xenobiology × 10
technological-development × 10
civilization × 10