Are humans the only intelligent life in the universe? Are there any aliens? How to find aliens? a serious scientific study 　　With the widespread use…

　　Do you have the same urge or subconsciously open your mouth when someone around you yawns? In fact, yawning in other social animals such as…

　　The past seven years have been the hottest seven years on record. 　　The World Meteorological Organization released a climate report on the sidelines of the…

Such an ocean, you know? 　　The ocean provides food raw materials for the inhabitants of coastal areas. Ocean shipping connects the world, with approximately 90%…

Why do sea monsters sing sad songs 　　Whales, dolphins and porpoises are collectively known as cetaceans, and there are about 90 species in existence worldwide.…

Approaching the archaea 　　Life on Earth is colorful. In the past, people mainly divided life into eukaryotes (consisting of eukaryotic cells, with a nucleus) and…