"Even the strongest hurricanes in the solar system seem calm in comparison." WASP-121 b is the definition of an "extreme" exoplanet — it's so hot that it rains droplets of liquid iron.

Think Earth is just a static rock? Dive deep, and you'll find a dynamic ... a giant solid ball of metal is surrounded by a swooshing layer of liquid iron and nickel, making up the two innermost ...

Above the inner core is the outer core, a shell of liquid iron. This layer is cooler but ... Many people think of this as lava, but it's actually rock. The rock is so hot, however, that it flows ...

In a study published in the KeAi journal Wearable Electronics, a group of researchers from China and Israel has designed a novel conductor-a highly elastic, permeable liquid metal-iron fiber mat ...