Tag Archives: University of Warsaw

Smallest rogue planet discovered seems to be a free-floating exo-Earth

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While almost every planet we’ve ever found orbits a star of some kind, there are some loners that roam the cosmos entirely on their own. Now, astronomers have spotted the smallest of these “rogue planets” ever discovered, which is only about the size o… Continue reading Smallest rogue planet discovered seems to be a free-floating exo-Earth→

World’s smallest micro-gripper is activated by light

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A color-enhanced scanning electron microscope image of the micro-gripper (bottom right), with the head of a Formica polyctena ant added for scale

Some of the most useful tools are the ones that allow you to grab something. However, what if that “something” is very, very small? Well, that’s where a new light-activated micro-gripper could come in – it’s said to be the world’s smallest.

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