Science which deals with low temperature is called:

🧠 Explanation:

Cryogenics is the science of low temperatures, studying materials and processes below -150°C. Used in medical preservation and space technology, it’s a key topic in physics and engineering, engaging students and researchers. Understanding cryogenics clarifies its role in innovations like MRI machines, relevant for medical and scientific advancements. Its applications attract those exploring cutting-edge technology, highlighting its impact on preserving biological samples and enabling space exploration through advanced cooling systems.