Explore daily insights on the USA TODAY crossword puzzle by Sally Hoelscher. Uncover expert takes and answers in our ...

Group 7 of the periodic table is something of an oddity. When the first periodic table was formulated by Mendeleev, it was the only group that contained just a single known element — manganese ...

Despite the name, most REEs are not particularly rare. They were called “rare-earth elements” because, when they were ...

Advancing Knowledge NPC (AK NPC) continued its inquiry-based STEM education training for senior phase (grade 7-9) natural ...

Rare earth elements, often relegated to obscure corners of the periodic table, are the essential building blocks of modern ...

Beijing’s ban on exporting six valuable minerals highlights America’s reliance on China for many raw materials that ...