Deep beneath the surface of distant exoplanets known as super-Earths, oceans of molten rock may be doing something ...

Our magnetosphere plays the role of gatekeeper, repelling unwanted energy that's harmful to life on Earth, trapping most of it a safe distance from Earth's surface in twin doughnut-shaped zones called ...

When our planet and the incoming sunlight align just right, stunning phenomena such as rainbows and halos can occur. More often, sunlight—or shortwave radiation—interacts with the Earth in subtle but ...

Example of hectometric continuum (HMC) radiation recorded by the ERG (Arase) satellite on September 26, 2019. The top panel shows how the intensity of the radio signal varied across the 100–2000 kHz ...

Here’s what you’ll learn when you read this story: The radiation budget between the northern and southern hemisphere is steadily widening. A new study suggests that this gap is due to radiation ...

The view of Earth from space is famously familiar—bright blue ocean, swirling gyres of white clouds, touches of terrestrial green. The luminosity of this image is the result of the sun’s rays shining ...

Mars looks familiar from afar, but surviving there means creating a protective oasis in a hostile world. Instead of shipping ...