Science ❯ Chemistry

Elements

Rare Earth Elements Noble Gases Carbon Hydrogen Metals Tungsten Oxygen Lithium Metalloids Heavy Metals

Why Fireworks Show Color: The Metal Chemistry Behind July 4 Displays

Recent local explainers identify which metal salts make specific fireworks hues and flag a disagreement over how orange is produced.

JWST Finds Ultra-Faint Galaxy Showing Chemical Traces of the First Stars

Industry Warns Iran Conflict Threatens Global Helium Supply

Helium Crunch From Hormuz Standoff Threatens AI Chipmaking

Helium Squeeze Deepens After Iran’s Strikes on Qatar Hit Global Supply

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

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

Astronomers Detect Massive Iron-Only Structure Inside the Ring Nebula

Rare Earths and Key Metals Spike Year Over Year, German Industry Warns of Disruptions

FDA Announces Recall of Lucky Foods Cinnamon Over Elevated Lead Risk

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

India Clears Rs 7,280-Crore PLI to Build Rare-Earth Magnet Capacity

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

Failed Arsenic Experiment in Wetter Prompts Hazmat Deployment

CERN's ALICE Collaboration Achieves Lead-to-Gold Transmutation in High-Energy Experiment

Australia Commits $1.2 Billion to Critical Minerals Reserve to Counter China’s Dominance

China’s Rare Earth Export Limits Threaten Global Supply Chains

Astronomers Map First 3D Atmosphere of Distant Exoplanet WASP-121b

Carbon in Human Bodies Traced to Intergalactic Recycling System