As artificial intelligence data centres consume massive amounts of energy, questions are being raised about whether the significant amount of heat they waste can be harnessed. The rapid expansion of AI technology has driven up power consumption, making energy efficiency and waste reduction critical challenges for the industry. While data centres traditionally release this thermal energy into the environment, researchers and engineers are increasingly looking at ways to capture and repurpose the excess heat for other applications, such as district heating systems or industrial processes. Addressing the massive energy footprint of AI infrastructure remains a key focus as the sector continues to grow rapidly.