Digital terrain models zero in on Martian surface

Picture soaring over a rugged canyon on another world, strapped into an imaginary hang glider. Or getting a bird's eye view of craters that stretch on for miles and following along the same paths as the robotic rovers that ...

Art with DNA—digitally creating 16 million colors by chemistry

The DNA double helix is composed of two DNA molecules whose sequences are complementary to each other. The stability of the duplex can be fine-tuned in the lab by controlling the amount and location of imperfect complementary ...

Management zone maps of little use to corn growers, study finds

A multiyear analysis tested whether management zone maps based on soil conditions, topography or other landscape features can reliably predict which parts of a cornfield will respond best to higher rates of seeding or nitrogen ...

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