Scientists revisiting mysterious 540-million-year-old microfossils from Brazil have overturned a major idea about early ...

Gases collected from boiling mineral springs in Zambia contain the chemical signature of having come directly from the ...

Even as temperatures rise on Earth's surface and in the lower atmosphere, the planet's upper atmosphere has cooled dramatically. This paradoxical pattern is a well-known sign of humanity's climate ...

An international team of researchers' analysis of minerals from the Pilbara region of Western Australia has given new insight ...

NASA spends a lot of time looking outward, but some of its most consequential work is aimed squarely at our own planet. Earth ...

An oddity among exoplanets, L 98-59 d is (so far) in a class all its own, but astronomers expect powerful new telescopes will ...