The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Figure 1: an illustration of how the micrometer-scale hydrogel actuators work. a. When an external electric field is applied, water inside the soft hydrogel moves through its internal network, causing ...

Electrical engineers at Duke University have demonstrated the ability to print fully functional and recyclable electronics at sub-micrometer scales. The technique could impact the more than $150 ...