The U.S. has one still as well - https://en.wikipedia.org/wiki/USS_Const…
The U.S. has one still as well - https://en.wikipedia.org/wiki/USS_Const…
“Because if there is anything that will motivate a country to take action around climate change, it’s when climate change starts to interfere with their ability to effectively kill other humans.”
Depends where in space you are. If there’s enough gas and dust, sound could potentially propagate.