The Pope's last day, Easter Sunday, was marked by an appearance on the Loggia balcony of St. Peter's Basilica, meeting the ...

Visit ancient Mars—a surprisingly temperate planet where snow or rain falls from the sky, and rivers rush down valleys to ...

Mars may once have had a relatively warm and wet climate conducive to flowing water, rain and snow, producing a terrain much ...

NASAs Curiosity rover has discovered siderite, a carbonate mineral, in Mars Gale Crater, offering strong evidence that the ...

A mineral called siderite found abundantly in rock drilled by a NASA rover on the surface of Mars is providing fresh evidence ...

Las Arenitas is an artificial oasis that recycles used water from the border city of Mexicali to regenerate ecosystems in the ...

NASA's Perseverance rover captured rare footage of a massive Martian dust devil absorbing another, providing vital insights ...

Mars Express captures images of Acheron Fossae, revealing the Red Planet’s split terrain—ancient cratered highlands and ...

Scientists have long puzzled over why Mars, once protected by a global magnetic field like Earth, now shows only a magnetic ...