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Intricately latticed polymer midsole for running shoe emerging from unstructured resin via 3-D printing.

3-D printing finds a custom foothold in manufacturing

From rocket thrusters to shoe soles, additive technologies expand their sights

Titaniun dioxide towers making up a metalens.

Invisibility aside, metamaterials are making waves

Materials that manipulate light and sound in ways not seen in nature may be ready for prime time, improving imaging and communications

Technology

The body electric

Batteries are the weak link for wearable and implantable devices. But what if you could harvest energy from the heat, sweat or vibrations of the wearer?

Health & Disease

Organs grown to order

Genetic advances may make it possible to grow transplantable tissues in other species. That could solve immunity and availability issues, but raises ethical concerns.

Society

Do patents invent innovation?

They're a common index of technological creativity, but research finds they can impede rather than encourage it

Society

How to detect clandestine nuclear weapons programs

A “policy physicist” explores practical ways to sniff out uranium processing from afar

A man stands over a large pot surrounded by tanks, tubes and other equipment.

Technology

The science of better beer

Advances in the lab are adding variety, efficiency and precision to age-old brewing traditions

Brewing professor Charlie Bamforth in the former UC Davis campus brewery.

Technology

A toast to the pope

Professor Charlie Bamforth is retiring. But he still fizzes with strong opinions on good beer, solid brewers and – Ptooey! – wine.

Living World

Microbes in the medical bag

Genetically engineered gut bacteria hold promise for safe, targeted therapies

Conceptual illustration of scientists studying photosynthesis.

Food & Environment

The photosynthesis fix

As world food needs rise, so does the need for faster, more efficient plant growth. Bypassing an error-prone enzyme is one way to do it.

Food & Environment

Bumpy air boosts wind power

Turbulence regenerates gust strength between turbines, influencing design of arrays that can pull energy from the sky

Living World

A fine time for slime

Hagfish repel predators with fast-forming super goop. Scientists are attracted to its potential for biomaterials.

A small boy reaches out to touch a robotic toy dog.

Technology

A robotic window on the human mind

Engineers aim to build machines that put people at ease. The effort reveals truths about ourselves.

Physical World

Heterostructures get a quantum buildup

A summary of “Quantum-Matter Heterostructures” by H. Boschker and J. Mannhart that appears in the 2017 Annual Review of Condensed Matter Physics

Living World

Getting it ripe

From meh to wow: The science of fruit maturation reveals new paths to better flavor

Technology

Roles for robots

Robots are getting geared up for a variety of human health and social uses

Technology

Chemistry on paper may make diagnoses cheap and portable

Next-gen microfluidic sensors could improve health monitoring at home and far afield

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