Lightning can be used to probe Earth’s dynamic Van Allen radiation belts, directly connecting terrestrial weather and space ...

Electromagnetic chorus waves once thought to only exist close to the Earth have been found at a distance of 165,000 kilometers (102,526 miles) from us. Although that is still less than half the way to ...

Radioactivity is a part of our earth - it has existed all along ... cannot feel this energy as in the case of infra-red rays which produce heat. The biological effects of ionizing radiation vary with ...

Because no particles are involved, radiation can work through the vacuum of space. This is why we can still feel the heat of the Sun even though it is 150 million km away from the Earth.