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Now, as our understanding of the outer solar system has grown, we’re facing new questions. And it’s renewing talks about planets past Neptune. And not Pluto, Eris, Makemake, or the other fascinating and dynamic dwarf planets that we've already identified—but undiscovered objects possibly Mars-sized or larger.
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A team of researchers from the U.K., Germany and Russia has found evidence of magnetism at the edges of graphene. In their paper published in the journal Nature, the researchers describe how they made their discovery and why they believe it is important.