Ancient life may be just one possible explanation for Mars rover's latest discovery

This is a selfie taken by NASA's Curiosity Mars rover at the "Rock Hall" drill site. (NASA/Caltech-JPL/MSSS) This is a selfie taken by NASA's Curiosity Mars rover at the "Rock Hall" drill site. (NASA/Caltech-JPL/MSSS)

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How concerned should we be about monkeypox?

Global health officials have sounded the alarm over rising cases in Europe and elsewhere of monkeypox, a type of viral infection more common to west and central Africa. Here's what we know about the current outbreak and the relative risk.

78,000 pounds of infant formula arrives in U.S.

A military plane carrying enough specialty infant formula for more than half a million baby bottles arrived Sunday in Indianapolis, the first of several flights expected from Europe aimed at relieving a shortage that has sent parents scrambling to find enough to feed their children.

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