It has these huge fangs, the whole front of the mouth is just giant teeth," says Jason Pardo ... And at that time, the Earth was nearing the end of an ice age. The swampy land near the equator ...

A strange cast of ferocious predators and giant herbivores lived here during the ice age. Graham Duggan Most archeologists agree that human beings reached North America 14,000 years ago ...

A US biotech company has genetically modified mice to have traits from the extinct woolly mammoth. Researchers at Colossal Laboratories and Biosciences endowed their mice with the thick, shaggy hair ...