A Galaxy Rotation Visual Aid The white line represents the visibly observed velocities of outer stars in the Adromeda Galaxy. The red line represents what they should be based on the mass of visible objects at the galaxy's center. As such, we conclude that something like 80 percent of the galaxy's mass is dark matter.
Ross Technology Corp, a company that focuses on steel products has created a new product based on the spray known as NeverWet – which aside from being useful, is also pretty cool.
Few motifs of science fiction cinema have been more appealing to us than the subtle defiance of gravity offered by futuristic hovercraft.