Decline

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Articles about Decline

174 published items.

One more year, the Arctic could run out of ice
Oceanography

One more year, the Arctic could run out of ice

The latest satellite images revealed by NASA have shown a dreadful decline in the number of permafrost - the thickest and oldest ice - in the Arctic. However, the agency…

December 17, 2018
Behind the fall of the Maya empire
Archeology

Behind the fall of the Maya empire

The cities of the ancient Mayan empire developed extremely flourishing in southern Mexico and north of Central America for about 6 centuries. Then, around 900 AD, Maya c…

December 17, 2018
How did Easter Island decline?
Archeology

How did Easter Island decline?

Residents on Easter Island may not have destroyed the beautiful island by themselves with their giant statues. Instead, the culprit may be European.

December 17, 2018
The universe is in crisis
Space science

The universe is in crisis

A group of international astronomers said that the rate of new star formation in the universe has been detected at only 1/30 of the peak, and this speed is on the declin…

December 17, 2018
The earth is farther away from the sun
Space science

The earth is farther away from the sun

Each year the distance between the sun and the earth increases by 15 cm. The momentum of the sun's decline may be the cause of this phenomenon.

December 17, 2018