Our work on Joule-heated wrapped-graphene sponge for fast clean-up of viscous crude-oil spill was published (Nature Nanotechnol 2017, 12(5), 434-440, Front Cover), highlighted by Nature ("Hot graphene sponge mops up oil fast"), News & Views ("Oil spill recovery: Graphene heaters absorb faster"). , and Edtorial ("Think Bigger") of the journal Nature Nanotechnol., and will be highlighted by Natl. Sci. Rev., Sci. China Chem., Sci. China Mater.