Nour Malas was an editor on the Health and Science team at The Wall Street Journal. She was previously a national reporter covering the U.S. West, and a foreign reporter covering the Middle East. She ...

State health officials urge the public to take precautions as volcanic gas emissions — and volcanic smog known as vog — ...

As people from around the world are captivated by episodic lava fountaining during the ongoing Kilauea eruption in Halema‘uma ...