Nobel season is here: 5 things to know about the prizes

The beginning of October means Nobel Prize season. Six days, six prizes, new faces from around the globe added to the world's most elite roster of scientists, writers, economists and human rights leaders.

New, highly tunable composite materials—with a twist

Watch for the patterns created as the circles move across each other. Those patterns, created by two sets of lines offset from each other, are called moiré (pronounced mwar-AY) effects. As optical illusions, moiré patterns ...

Topological phase detected in spin chains

In some materials, there are phases between which a transition is not possible because they are protected by a certain form of symmetry. Physicists refer to these as topological phases. One example of this is the Haldane ...

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