Optical tweezer technology tweaked to overcome dangers of heat

Three years ago, Arthur Ashkin won the Nobel Prize for inventing optical tweezers, which use light in the form of a high-powered laser beam to capture and manipulate particles. Despite being created decades ago, optical tweezers ...

The complex organization of an ant colony

The colonies of social insects are complex systems that are entirely self-organized. Scientists who looked at the demographic, genetic and morphological structure of ant colonies were able to show how this self-organization ...

Dunes trapped in a crater on Mars form this interesting pattern

Symmetry in nature is pleasing to look at, and even more so when that symmetry is novel. There's plenty of it to see on Earth, as biological processes have a penchant for patterns. But finding it off-world is trickier, and ...

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