Scientists have created a fluid with “negative mass” which they claim can be used to explore some of the more challenging concepts of the cosmos.
Washington State University physicists explained that this mass, unlike every physical object in the world we know, accelerates backwards when pushed.
The phenomenon, which is rarely created in laboratory conditions, shows a less intuitive side of Newton’s Second Law of Motion, in which a force is equal to the mass of an object times its acceleration (F=ma).
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