国际新闻

At least five people shot, one killed, in central Washington, DC

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

At least five people shot, one killed, in central Washington, DC
来源: Al Jazeera – Breaking News, World News and Video from Al Jazeera

Authorities have issued a shelter-in-place order near scene of attack in US capital.

Authorities have issued a shelter-in-place order near scene of attack in US capital.

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Five-inch-long beetle larvae are quietly destroying blueberry roots
科学与环境

Five-inch-long beetle larvae are quietly destroying blueberry roots

Scientists have solved a mystery surrounding destructive beetles attacking blueberry bushes in North Carolina, identifying a species whose massive larvae can grow up to five inches long and destroy plant roots. Although farmers have reported damage for more than a decade, the ins

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