Science ❯ Chemistry

Elements

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

Study Ties Planetary Habitability to a Narrow Oxygen Window in Core Formation

ETH Zurich researchers urge exoplanet searches to favor Sun-like stellar chemistry.

New Experiments Suggest Earth’s Core Holds Nine to 45 Oceans’ Worth of Hydrogen

Study Finds Planetary Oxygen at Birth Controls Life-Critical Phosphorus and Nitrogen

FDA Announces Recall of Lucky Foods Cinnamon Over Elevated Lead Risk

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

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