Planet Earth

Venus may have currently active volcanoes
Terraforming: why the Moon is a better target than Mars
5 things you didn’t know GPS could do
Rewilding: letting nature do its own thing
“Galactic archeology” makes spectacular find: the Milky Way is over 13 billion years old
Earth’s magnetic field supports biblical stories of destruction of ancient cities
Are we living in a baby universe that looks like a black hole to outside observers?
What the new Earth-threatening asteroid means for humanity
Discovery finds the Earth’s core is constantly changing the length our day
What is the largest planet out of all the ones we know?