When I arrived, Mueller sat with me and asked about my skin and what I'd like to treat: my sun spots, rosacea, and overall ...

Antarctica, the colossal kingdom of ice, is also home to the ethereal ballet of sun mirages, a phenomenon where sunlight ...

Solar Orbiter has revealed that tiny, hair-like jets in the Sun’s coronal holes are responsible for both fast and slow solar ...

Now the cell is ready for the sun. As sunlight hits the cell, its photons begin "knocking loose" electrons in both silicon layers. These newly freed electrons dart around each layer but are ...

The Earth's interior is composed of four layers, three solid and one liquid—not magma but molten metal, nearly as hot as the surface of the sun. The deepest layer is a solid iron ball ...

Traveling in the solar corona, the outermost layer of the sun’s atmosphere, the probe during its close encounter accelerated to 430,000 mph, faster than any spacecraft has ever flown.