Robotics

A robot made of sticks

In late summer, just as the leaves were starting to crisp and curl in the heat, Devin Carroll walked out of his apartment, looked on the ground, and picked up a couple of sticks that he thought might work for his robot. About ...

Software

Vintage SLAC accelerator software spreads its wings

Pioneering software called ACE3P was developed almost a quarter century ago to fine-tune the design of particle accelerators and their components. Now its latest incarnation is being adapted for scientific supercomputing ...

Engineering

Back to the drawing board: Reinventing offshore wind turbines

Brandon Ennis, Sandia National Laboratories' offshore wind technical lead, had a radically new idea for offshore wind turbines: instead of a tall, unwieldy tower with blades at the top, he imagined a towerless turbine with ...

Engineering

Human-occupied submersible Alvin makes historic dive

Today, the human-occupied submersible Alvin made history when it successfully reached a depth of 6,453 meters (nearly 4 miles) in the Puerto Rico Trench, north of San Juan, P.R. This is the deepest dive ever in the 58-year ...

Engineering

Building the future with self-healing concrete and biocement

After water, concrete is the most widely used substance on Earth. With applications from housing and industry to coastal defense and infrastructure, concrete and cement are at the cornerstone of life, quite literally.

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