Self-healing graphene could make robots that fix themselves with water
26 July 2018
Adding graphene to a gel makes a 3D-printable substance that dries to be strong and conductive and heals when wet
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Premium
Starlight stretched by Milky Way's black hole proves Einstein right
26 July 2018
Albert Einstein’s theory of general relativity says a black hole’s gravity stretches the light waves of nearby stars – and we’ve seen it happen for the first time
The uranium hunters: Inside the school that trains nuclear inspectors
26 July 2018
How do nuclear inspectors find material that could be used to make a bomb? Chelsea Whyte visited Los Alamos National Laboratory to learn their techniques
