It’s a pair of heavy hitters for utility: 2023’s semi-finalist Perovskite up against newcomer Copper!

Perovskite’s Borg-like cubes will be familiar to Star Trek fans, and its structure lures innovators with a promise of revolutionary technology. Native copper is a metal of beauty and utility, tempting humans to harvest it for millennia for use in ever-evolving tools, technology, and art. Will you pick the futuristic cube, or ancient gleaming metal?

Voting for each match starts and ends at 06:00 GMT. Due to site limitations, the polls will continue to be visible until manually closed by volunteers, but only votes cast in the 24-hour period will be tallied.