Earth

Browse ScienceInfo articles and explainers related to Earth.

Topic archive

Articles about Earth

4,898 published items.

The reason why power lines are dimmed
Discover science

The reason why power lines are dimmed

Power lines are dimmed when installed on electric poles because they are mass and attracted by the gravity of the Earth.

December 18, 2018
The Earth used to be a
Discover science

The Earth used to be a

The earth was flat and almost covered by the ocean, only a few small islands jutted out of the water, a new study says.

December 18, 2018
Why need a leap year?
Discover science

Why need a leap year?

2016 is a leap year. February 29, 2016 will be another day to add to the calendar to help synchronize the rotation of the Earth around the sun and the true passage of se…

December 18, 2018