This documentary examines a rare predatory dinosaur whose oversized claws shocked paleontologists when they were first uncovered. Early interpretations struggled to explain why a hunter would rely so ...

杰克·扎克曼 BBC 通讯员 “这是玛丽。我相信你们从她的表情就能看出来，她是一只非常乐观的乌龟。那是因为她知道我这里有个苹果。但很抱歉要让你失望了，玛丽。这是我的苹果，不是给你的。噢，看看那表情。她气坏了。” ...

STARBASE, Texas — During a presentation, SpaceX CEO and founder Elon Musk shared how he plans to use Starship to reach the planet Mars, and how in a few short years, there is a chance humans could ...