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Explaining why the Millennium Bridge wobbled

The Millennium Bridge's wobble was caused by a sudden synchronization of pedestrians' footsteps, which became unstable as more people joined in. Researchers found that only around 160 people were needed to trigger this phenomenon, which could be used to inform future bridge designs.

SourceCornell University·JournalNature·DateNov 2, 2005

Anti-rollover device for tractors

A team of researchers designed a protective structure to reduce tractor rollover accidents, resulting in improved agricultural worker safety. The 'Estrema' programme calculates necessary structures for various types of tractors, with enhanced models approved for use in the agricultural sector.

In first case of fully automated design, computers shape LEGO bricks into various designs without human input

Computer scientists at Brandeis University have successfully designed and built various LEGO structures, such as bridges and cranes, without human input. The team's program uses a trial-and-error approach to optimize designs based on simple optimization goals, laying the groundwork for robots capable of reworking their own hardware.

SourceBrandeis University·JournalArtificial Life·DateAug 25, 1999