6 Little-Known Space Discoveries Of 2018

3. The Strongest Material In The Universe.

Graphene is 200 times stronger than steel. Meanwhile, a substance called carbyne is twice as strong as graphene and is considered the most resistant material on Earth. But what is the strongest material in the universe? Nuclear pasta is the substance that makes up the core of a neutron star. When a star explodes in a supernova and becomes a neutron star, its core collapses inward and stores the mass of several suns in a few kilometers in diameter.

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