Mount Rainier is America's most dangerous volcano. Scientists warn lahars could devastate 150,000 people with little warning.

Virgin Galactic's 2027 mission will be the first to directly study menstruation in space. Here's what it will research and why it matters.

Meta's new AI Mode on Facebook synthesizes answers from public posts, groups, and more, compiling results into one new feature.

AI is already writing most of its own code, and no regulatory framework can keep up with the changes it is implementing all by itself.

Twelve documented signs show the cost of living is becoming unsustainable for millions of households worldwide.

Seven recent space discoveries from Mars biosignatures to Neptune's auroras are reshaping our understanding of the universe.

Eight scientific breakthroughs last year produced are still reshaping medicine, physics, and our understanding of the universe.

Anthropic's confidential IPO filing at a $965 billion valuation is sparking fierce debate about AI's real public market.

Anthropic co-founder Dario Amodei warns AI is entering a dangerous dark stage with risks humanity isn't ready for.

These 16 dangerous unknown creatures — from venomous snails to electric eels — are far deadlier than most people realize.

The worst air quality cities include some not-so-surprising results as well as two shocking American cities.

AI personalization is quietly reshaping identity, language, and beliefs in ways most people never notice.