Could human civilization eventually spread across the whole Milky Way galaxy? Could we move beyond our small, blue planet to establish colonies in the multitude of star systems out there? These questions are pretty daunting, but their (theoretical) answers were actually put forth decades ago. Roey Tzezana describes the conceptual von Neumann machine. [Source: TED […]

An interesting presentation that takes a look at the science of fire extinguishers: Different fuels create different kinds of fires, and each of these fires need to be extinguished using a very specific method requiring a certain class of extinguisher depending on the type of fire you’re dealing with. Water is often not effective enough […]

Electrical Engineer Mehdi Sadaghdar decided he wanted to try to make a railgun, so he built a very simple one to show you how the technology works, ElectroBoom style. And yes, as with most of his videos, the man end up getting shocked, but he’s a professional, so he’s supposed to know what he’s doing, […]

So, who’s signing up to be on board? Watch the video below! Impressive, isn’t it? Now the question is, how many years will it take until we see an actual version of this spaceship? Elon Musk hopes that we will be sending humans to Mars by 2024. “The basic game plan is we’re going to […]

At some point, you’ve probably learned about the five senses: sight, sound, smell, taste, and touch. However, the classic list doesn’t account for all the sensations we experience and use to navigate the world around us! [SciShow]

Watch as the folks from ASAP Science use math to prove that better looking people are jerks. [ASAP Science]