国际新闻

Jordanian officer killed in stabbing attack in Amman

来源: Al Jazeera – Breaking News, World News and Video from Al Jazeera · 发布于

Jordanian officer killed in stabbing attack in Amman
来源: Al Jazeera – Breaking News, World News and Video from Al Jazeera

A Jordanian security officer has been killed and another one wounded near the Sri Lankan embassy in Amman.

A Jordanian security officer has been killed and another one wounded near the Sri Lankan embassy in Amman.

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The asteroid killed the dinosaurs. Why did crocodiles survive?
科学与环境

The asteroid killed the dinosaurs. Why did crocodiles survive?

Scientists may have solved a 66-million-year-old mystery: how crocodiles survived the asteroid that wiped out the dinosaurs. A sweeping analysis of fossils and ancient climates suggests that their preference for warm environments placed them in tropical refuges that remained habi

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