Let’s throw a tortoise into a black hole and see if it can find the centre…
Tag: tortoise
A tortoise, a camel, a giraffe and time travel
A tortoise, a camel and a giraffe. It’s not the start of a joke – could it be the start of time travel?
Time travel 101 – a time travel blog with basics for the beginner
Let’s throw a tortoise into a black hole and see if it can find the centre…
A tortoise, a camel and a giraffe. It’s not the start of a joke – could it be the start of time travel?