The Curiosity rover identified hidden caches of the mineral siderite, which could help explain why Mars lost its habitable climate.

It would take 120 years to travel to planet K2-18b at the speed of light. Here's how we know what could lie there.

Background Muscle wasting and weakness (sarcopenia) are commonly associated with COPD causing frailty and reduced quality of ...

Before Black Mirror, there was The Twilight Zone. Rod Serling's original anthology series masterfully explored morality, fear ...

An Alabama woman who lived with a pig kidney for a record 130 days had the organ removed and is back on dialysis. Towana ...