NASA’s search for life beyond Earth is no longer a distant dream but a coordinated campaign that now stretches from Martian ...

A bumpy snailfish, Andean mouse opossum and ancient sea cow were just some of the many species described in 2025.

Mars has never looked more like a planet built for hiding secrets. A cluster of eight vast, water-carved caves appears almost engineered to shield fragile chemistry, or even biology, from the brutal ...

In recent decades, scientists have debated whether a seven-million-year-old fossil was bipedal—a trait that would make it the ...

Prehistoric sea cows, a mouse-sized opossum, a smiling deep-sea fish and live-birthing toads highlight a year of discoveries ...