speed of light
Beyond “Fermi’s Paradox” XV: What is the Percolation Hypothesis?
Could it be that the reason we haven't met any aliens is because interstellar colonization simply isn't practical? Not exactly…
Check Out How Big the Planets and the Moon Will be in Our Sky Over the Next Two Years
Everything in space is moving. Galaxies collide and merge, massive clouds of gas migrate, and asteroids, comets, and rogue planets…
NASA’s New Video Shows You What it’s Like Traveling Close to the Speed of Light
NASA has just released an informative video that lets potential interstellar travellers know what they're in for!
At cosmic distances, even the speed of light is really slow
The speed of light is the absolute fastest thing in the universe, clocking in at a whopping 299,792,458 meters per…
How Far Does Light Travel in a Year?
Light travels at a speed of 299,792,458 m/s (1080 million km/h; 671 million mph), which works out to about 9,460.5…
What is the Alcubierre “Warp” Drive?
In 1994, Mexican physicist Miguel Alcubierre proposed a way to travel faster than light without violating the laws of relativity,…
What is the Speed of Light?
Since the late 17th century, scientists have been attempting to measure the speed of light, with increasingly accurate results
A Star Is About To Go 2.5% The Speed Of Light Past A Black Hole
Using the Very Large Telescope (VLT), researchers are about to observe the stars orbiting Sagittarius A*, which will test Einstein's…
How Far Can You Travel?
If you accelerate at 1G, you can create artificial gravity inside your spaceship. And there’s the added advantage that you…
How Does Light Travel?
Since ancient times, scientists have debated the true nature of light. Despite the progress we've made, there are still mysteries…