Articles on material science

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Make up your mind, glass. jurra8

Is glass a solid or a liquid?

Before Pilkingtons invented plate glass in the mid-19th century, flat panes could not be made. Old windows are uneven. Some once thought this was because glass is a liquid that flows down slowly over the…
Shapeshifting: 3D printed materials that change shape over time. Dan Raviv/Scientific Reports

Explainer: what is 4D printing?

Additive manufacturing – or 3D printing – is 30 years old this year. Today, it’s found not just in industry but in households, as the price of 3D printers has fallen below US$1,000. Knowing you can print…
A copper strip bending to the forces of pressure: knowing how and why will help build better materials. knitsteel

Elastic to plastic: high‑energy lasers warp copper – permanently

The exact pressure that permanently changes copper crystals has been pinpointed, according to a study released today. The findings, published in the journal Science, show that when copper is compressed…
Not so sexy, but very useful. Simon Ydhag, Uppsala University

Scientists make ‘impossible material’ … by accident

Researchers in Uppsala, Sweden accidentally left a reaction running over the weekend and ended up resolving a century-old chemistry problem. Their work has led to the development of a new material, dubbed…

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