According to BlockBeats, on August 17, according to mempool data, miners mined an empty block at Bitcoin height 857116 41 minutes ago (that is, the block only contained one transaction of block reward Coinbase).

Miners pack empty blocks for economic reasons, which is the wisest choice for miners. In order to make full use of this time for mining and avoid conflicts with transactions packed in the parent block, miners cannot fill transactions into the block, which means that miners can only try to mine empty blocks.