With eight billion people, we use a lot of the Earth's resources in ways that are likely unsustainable. Klaus Hubacek, ...

If oceans didn’t exist and there was only land between continents, traveling around the world would look very different! We’d ...

The situation in northern Gaza has been described as "apocalyptic" by acting UN aid chief Joyce Msuya, as Israel's military ...

When the air is partly ionized, freely moving electrons slightly slow down the radio signals travelling to Earth from GPS and ...