speed of light

Beyond “Fermi’s Paradox” XV: What is the Percolation Theory Hypothesis?

Could it be that the reason we haven't met any aliens is because interstellar colonization simply isn't practical? Not exactly…

3 years ago

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…

4 years ago

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!

4 years ago

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…

4 years ago

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…

7 years ago

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,…

7 years ago

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

8 years ago

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…

8 years ago

How Far Can You Travel?

If you accelerate at 1G, you can create artificial gravity inside your spaceship. And there‚Äôs the added advantage that you…

8 years ago

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…

8 years ago