The algae octopus (Abdopus aculeatus), also called the prickly octopus, lives in the Indo-West Pacific. Despite its modest size — its mantle (main body) is only 3 inches long with arms stretching up ...

For years, astronomers have believed that water-rich planets could only form beyond a system’s “snow line,” the region where icy materials condense during planet formation. Yet a recent Nature study ...