Playing with Fire (S01E03)

Dr. Helen Czerksi delves into the fascinating world of heat, uncovering its role as the concealed energy present in all matter, capable of changing its state. By understanding this essential scientific principle, humanity has achieved remarkable milestones—ranging from the creation of tools using molten metals to the steam-driven engines that fueled the Industrial Revolution, and even the intense heat of plasmas that present nearly limitless energy possibilities.