Every AI query warms a chip somewhere, and the chips that run them are getting hotter. A University of Waterloo team now says a single drop of boiling coolant, placed exactly where a processor spikes, could keep data centre hardware cooler without paying for expensive fluid across the whole tank. On November 10, 2026, the university released results of a hybrid immersion cooling concept from its engineering faculty, published in the Journal of Colloid and Interface Science. In lab tests, on...