Underwater snow gives clues about Europa's icy shell

Below Europa's thick icy crust is a massive, global ocean where the snow floats upwards onto inverted ice peaks and submerged ravines. The bizarre underwater snow is known to occur below ice shelves on Earth, but a new study ...

Tint of life: Color catalog built to find frozen worlds

Aided by microbes found in the subarctic conditions of Canada's Hudson Bay, an international team—including researchers from Portugal's Instituto Superior de Agronomia and Técnico, Canada's Université Laval in Quebec, ...

Probing for life in the icy crusts of ocean worlds

Long before NASA's Perseverance rover touched down on the Red Planet on Feb. 18, one of its highest-level mission goals was already established: to seek out signs of ancient life on the Martian surface. In fact, the techniques ...

Landing on the origin of life

Imagine you're way out in the middle of the Pilbara. There's no one around you, but you may be surprised to learn you're close to the origin of life.

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