These layers are hundreds of feet thick and are thought to have formed roughly 3.7 billion years ago, under warmer and wetter ...

Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth?

Humanity is far from colonizing Mars, but that’s not stopping a group of space enthusiasts from practicing anyway. CNBC ...

“Mars could have had far more rivers than previously believed, which certainly paints a more optimistic view of ancient life on Mars,” Penn State geosciences professor Benjamin Cardenas, the ...

Researchers are developing bioplastic bubbles from algae that could grow, repair, and protect habitats on Mars without ...

A lab experiment that simulated Mars conditions showed that green algae can grow in plastic containers made from the same ...

And life got its foothold on Mars and took its journey to Earth and we're all Martians." Rob Manning: The water that was on the surface of Mars, you could scoop it up and drink it.

The agency’s Mars 2020 rover, set to launch next summer, will be the first to collect samples of Martian material to send back to Earth.But if scientists discover biosignatures of life in Mars ...

The second half of the 19th century was a particularly interesting time to imagine Mars. This was a period during which the ...

To put pieces of Mars in the hands of scientists will require a lander to retrieve the samples; a probe to bring them home; and then an ultra-secure storage facility that will keep Earth life from ...

A stock image of Mars. Life on Mars could be lurking within its ice. ISTOCK / GETTY IMAGES PLUS "Unlike Earth, Mars lacks a protective ozone shield, so there is 30 percent more harmful ultraviolet ...