The new alignment method created by Arbabi and his team has no moving parts and can see misalignments between two distant layers at a much smaller scale. The researchers were hoping to reach 100-nm ...

[Left] Semiconductor layers are stacked using concentric metalenses as alignment marks. [Right] Light shines through these marks to project a hologram. The alignment or misalignment of the lenses ...

(A) An example of the screen in the experimental video. The aircraft and carrier in the red box are targets, which are hidden in the layer, wave, and island. (B) Experimental paradigm. (C) ...

Three new articles present major advances in understanding the evolution of birds and mammals, made possible by new methods for comparing the genomes of hundreds of species. Researchers developed a ...

In the pursuit of a flawless smile, traditional orthodontic treatments often brought along a series of challenges. Bulky braces, frequent dental appointments, discomfort, and dietary restrictions were ...