A shiny gray crystal called platinum-bismuth-two hides an electronic world unlike anything scientists have seen before.
From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.
Space.com on MSN
The most exciting exoplanet discoveries of 2025
In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...
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