Small Bits of Evidence Lead to Big Find

Post classification: 
The Science Life

Some mysteries can be solved if you just know what you're looking for -- and where to find it.

The July 2 edition of the journal Science features a profile on reseacher Dolores Piperno, who perfected microscopic methods to trace the earliest evidence of corn among early peoples of in southern Mexico. Rather than focusing on the plant evidence of corn cobs, which put the date of the earliest domestication of corn at about 6,200 years ago, Piperno and her team looked for tiny bits of evidence among tools that might have used with corn.

scientific methods

Syndicate content