It's the final countdown for Paris' Notre-Dame cathedral reopening after more than five years of reconstruction work ...

New findings from Colorado’s rock formations provide physical evidence supporting the Snowball Earth theory, which suggests Earth was once frozen entirely, down to the equator. This study offers ...

Identifying the seven continents, five oceans, the Equator, the Northern and Southern Hemisphere and the North and South Pole. and The Arctic Ocean. I orbit around the sun. Not that fast!