Out of a Hong Kong university laboratory, a small materials science company has found a way to let buildings, vehicles, and machines shed heat by whispering it into space — no electricity, no refrigerants, no moving parts. i2Cool, now four years old and operating in more than thirty countries, has secured Series B funding from TopoScend Capital to scale what was once an academic curiosity into an industrial force. The investment arrives at a moment when the world's hunger for cooling — driven by AI, electrification, and a warming climate — is colliding with the urgent need to consume less ener