Are there enough chemicals on icy worlds to support life?

For decades, scientists have believed that there could be life beneath the icy surface of Jupiter's moon Europa. Since that time, multiple lines of evidence have emerged that suggest that it is not alone. Indeed, within the ...

Mysterious red spots on Mercury get names – but what are they?

Mercury is the closest planet to the sun, but far from being a dull cinder of a world, it has instead turned out to be a real eye opener for geologists. Among the revelations by NASA's MESSENGER probe, which first flew past ...

Deep-sea fish use hydrothermal vents to incubate eggs

Some deep-sea skates—cartilaginous fish related to rays and sharks—use volcanic heat emitted at hydrothermal vents to incubate their eggs, according to a new study in the journal Scientific Reports. Because deep-sea skates ...

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