One thing that separates humans from animals is the desire to compete against others. Animals hunt and kill mostly for survival. Humans, on the other hand, since even before the first Ancient Oly... 全文
One thing that separates humans from animals is the desire to compete against others. Animals hunt and kill mostly for survival. Humans, on the other hand, since even before the first Ancient Oly... 全文
Over 40,000 years ago, a healthy baby mammoth1 was born into a family group that took care of her. One month later, she died. This sad story does not end there, though. This tiny mammoth's body w... 全文