Light polarization creates art, explains mathematical concepts

The polarization of light underpins a variety of recent technological innovations, including 3D cinema and LCDs. In LCDs, tiny electronically controllable liquid crystal elements are sandwiched between polarizers. If, instead, ...

High school students measure Earth's magnetic field from ISS

A group of high school students used a tiny, inexpensive computer to try to measure Earth's magnetic field from the International Space Station, showing a way to affordably explore and understand our planet.

Study illustrates nuances of gravitational pull of ice sheets

It is well known that global warming is causing sea levels to rise via two processes: thermal expansion, when water expands because of its increased temperature, and melting of land-based ice, when meltwater flows into the ...

Using marinated eggs to demonstrate diffusion

Marinated, or pickled, eggs are enjoyed by cultures around the world. There are Pennsylvania Dutch red-beet pickled eggs, German-style ones with a heavy dose of mustard, and Asian recipes that use rice vinegar and soy sauce, ...

Ancestry estimation perpetuates racism, white supremacy

Ancestry estimation—a method used by forensic anthropologists to determine ancestral origin by analyzing bone structures—is rooted in "race science" and perpetuates white supremacy, according to a new paper by a forensic ...

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