Voggy adj. Smoggy weather caused when volcanoes, like Hawaii's active Kilauea, release sulfur dioxide that combines with dust and sunlight.

Admixed embryo n. Legalese for any early-stage embryo combining human and nonhuman genes or tissue.

Encompassing both cybrids and chimeras yet sounding less apocalyptic than either, these hybrids are now approved in England for stem cell research.

Memristors n. pl. Resistors with memory — meaning that the resistance changes with...