Science ❯ Chemistry

Elements

Rare Earth Elements Carbon Lithium Metalloids Lead Heavy Metals Tungsten Plutonium Hydrogen and Oxygen Sulfur Oxygen Periodic Table Star Composition Heavy Elements Magnesium Phosphate Titanium Iron Hydrogen Odd-Z Elements Bromine Gallium Seaborgium Noble Gases Silicon Nickel Boron Toxicology Metals Actinium Super-heavy Elements Ruthenium Transition Metals Environmental Impact

FDA Announces Recall of Lucky Foods Cinnamon Over Elevated Lead Risk

Tests identified elevated lead in the 40g product, prompting a federal alert to discard affected packages.

XRISM Pinpoints Chlorine and Potassium Surplus in Cassiopeia A, Challenging Supernova Models

Astronomers Identify Ultra-Stripped Supernova, Propose New ‘Type Ien’