TORONTO — The risk of flooding and widespread power outages loomed over Ontario on Tuesday with major rainfall and freezing rain set to batter a wide swath of the province.

A “left-right tour” is the antithesis of a GPS-driven journey, which prioritizes the most efficient route. Instead, it’s about observing the landscape and letting raw inquisitiveness guide you, which ...

Researchers describe minimal versatile genetic perturbation technology (mvGPT). Capable of precisely editing genes, activating gene expression and repressing genes all at the same time, the technology ...