A rock sample collected by NASA’s Perseverance Mars rover may contain evidence of ancient microbial life, preserved for billions of years on the Red Planet. The potential “biosignature” is not direct ...
Arizona Republic on MSN
Is it legal to taste test produce before you buy it? What experts say
Public opinions are divided on whether it's OK to sample produce in the grocery store. But is it legal? Here's what to know in Arizona ...
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