Scientists are racing to unlock an energy source that could power civilization for centuries—or accelerate climate catastrophe if it escapes.
Scientists still don't fully understand why some lakes can spontaneously suffocate entire communities with invisible gas, or how to prevent the next catastrophe.
Where Earth's most hostile terrain becomes a window into the search for life on other worlds.
The most surveyed star system on Earth kept its largest secret until scientists learned to look differently at decades of overlooked data.
For the first time in nearly three decades, mainland Europe will witness the sun vanish completely—a rare celestial event that will transform midday into twilight across three countries.
A grieving astronaut's radio request from the edge of space reveals what really matters when you've touched the edge of human possibility.
