The duration of days has not changed.

The Earth’s continents have come together and separated several times

Only microscopic and simple organisms lived about 600 to 800 million years ago, during which time the Earth experienced several ice ages.

NASA astrobiologists travel to extreme environments to look for micro-organisms, hoping to learn how life might exist on other planets.

Gravity in the Himalayas is stronger.

Because of climate change the Earth’s sea level has never been higher

In about 5 billion years the sun will exhaust its supply of oxygen and die.

There are two asteroids which are very close to the Earth.

The calm before the storm is a myth.