Where were scientific advancements being made during the dark ages?

During the Dark Ages, scientific advancements were primarily made in the Islamic world, where scholars preserved and expanded upon ancient Greek and Roman knowledge. Prominent centers of learning, such as Baghdad's House of Wisdom, fostered advancements in mathematics, astronomy, medicine, and philosophy. Additionally, China made significant progress in areas like printing, gunpowder, and the compass. While Europe experienced a cultural stagnation, these regions continued to enhance scientific understanding and technology.