Scientists have managed to observe solar neutrinos carrying out a rare atomic transformation deep underground, converting ...

These days, we would call them proprietary blends. But in the late 1500s and early 1600s, individual alchemists called the ...

Currently, nitric acid—a crucial chemical for weapons production—must be synthesized from ammonia, tying the United States to foreign exporters and presenting a supply chain risk in a future war.

Science paper divided into Biology, Chemistry, and Physics sections with detailed questions on plants, animals, genetics, digestion, and chemistry experiments.

Much remains to be known about the chemical composition of small asteroids. Their potential to harbour valuable metals, materials from the early solar system, and the possibility of obtaining a ...

A class taught by chemist Li-Qiong Wang teaches the molecular building blocks of artistic expression and enables students to make some art of their own along the way.

Cradled in the nose of a high-altitude research airplane, a new NASA sensor has taken to the skies to help geoscientists map ...

Discover the fascinating process of growing vibrant crystals from potassium ferricyanide, copper sulfate, and potassium alum with this in-depth crystal experiment. Watch as we prepare saturated ...

All the world’s discarded phones, bricked laptops, and other trashed electronics are collectively a treasure trove of rare earth elements (REEs). But separating out and recovering these increasingly ...

You are entirely forgiven for not knowing this, since they are not especially rare — cerium is about as common as copper. The problem is that they’re difficult to isolate and purify; it wouldn’t be ...

In April, China imposed export restrictions on seven rare earth elements, crippling American manufacturing across dozens of critical sectors. Ford temporarily shuttered production lines while European ...