War is being waged all across the country against the invasive plant and animal species - some 50,000 of them - now spreading across the U.S.

There are actually more than 90 threatened and endangered plant and animal species in that range.

While many alien species are harmless, others pose expensive threats to seas and fields and forests.

The understanding of Syria's devastating civil war has been distorted by the immense danger and difficulty of covering it.

High achievers, we imagine, were wired for greatness from birth. But then you have to wonder why, over time, natural talent seems to ignite in some people and dim in others.

There's a smartphone gait: the slow sidewalk weave that comes from being lost in conversation rather than looking where you're going.