"Interstellar navigation is a complex, systematic engineering task. Breakthroughs in a single discipline cannot support the ...

Humanity has spent a century turning interstellar travel into a cultural inevitability, from pulp magazines to prestige cinema. Yet when I look at what physics, biology, and psychology actually allow, ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn in this story: Atomic clocks will only see a loss of 1 second in accuracy over a ...