Ever asked a question and been met with a blank stare? It's awkward enough with a person—but on a humanoid robot, it can be downright unsettling. Now, an international team co-led by Hiroshima University and RIKEN has found a fix: giving androids a "thinking face." Their study reveals that when robots squint and furrow their brow while processing information, they appear more relatable, easing the eerie discomfort we feel with artificial beings that look almost, but not quite, human—known as the "uncanny valley" effect.

Growing up in Spain, Cecilia Huertas Cerdeira was captivated by the elegant movements of aquatic life during frequent vacations to the Atlantic coast. Later, as a doctoral student at the California Institute of Technology, she steered her surfboard into Pacific waves.

Sealing technology plays a decisive role in ensuring performance stability, reducing friction, and protecting components from environmental influences. High-performance seals are essential for extending the life of robotic joints, actuators, and automated systems.