A corrupt merchant's rubies are at stake! Can you solve this riddle and devise a strategy to recover the greatest number of rubies for the victims of his schemes?
Explore the fascinating question of whether time is a fundamental aspect of the universe or an illusion of our perception. Delve into Einstein's theory of relativity, the arrow of time, and the possibility of time as an emergent property.
Explore the fascinating reasons why some bird species have lost the ability to fly, from energy conservation to island life and the rise of giant, flightless birds.