Origins of the plantation system revealed

The first-ever investigation of an archaeological site on São Tomé is revealing the African island's involvement in the inception of the plantation economic model later exported to the Americas.

Gourmet or imitation? New technique ferrets out food fraud

When you shell out for artisanal food—Swiss Gruyère cheese, organic vanilla extract, Italian prosciutto—do you get what you paid for? With global food fraud estimates as high as $40 billion a year, it's a question Purdue ...

How fish evolved their bony, scaly armor

About 350 million years ago, your evolutionary ancestors—and the ancestors of all modern vertebrates—were merely soft-bodied animals living in the oceans. In order to survive and evolve to become what we are today, these ...

New study reveals evidence of diverse organic material on Mars

A new study featuring data from the NASA Mars Perseverance rover reports on an instrumental detection potentially consistent with organic molecules on the Martian surface, hinting toward past habitability of the Red Planet. ...

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