Oceanography
Blind fish have a circadian rhythm of nearly 2 days
There is a blind fish living in a cave in Somalia but they all know what time they are in the day. However,
Clock
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Articles about Clock
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Archeology
Discover treasures 2,000 years in 'ancient Titanic ship'
The Atntikythera is like the ancient Titanic, carrying the oldest astronomical clock on Earth, and many precious treasures.
Archeology
The penguin species has appeared 20 million years ago
The penguin has appeared 20 million years ago and has become diverse due to a reduced global temperature, opening the possibility of residence in Antarctica.
Archeology
Discover the oldest Sun watch in Egypt
Scientists at the University of Basel (Switzerland) on March 14 discovered one of the oldest Sun watches in Egypt, dating from an estimated 3,300 years, while excavating…
Archeology
Old ancient stones measure wrongly for millions of years!
The geochemists have been working hard to determine the age and reconstruct the history of the earth and the solar system. They use the phenomenon of radioactive decay l…
Archeology
Methods of determining new archaeological dates
Scientists at the University of Manchester have developed a method of dating the archaeological objects - using water and fire to open their
Archeology
Discover Swiss watch in a 400-year-old tomb in China
The appearance of a Swiss watch in a 400-year-old tomb is confusing Chinese archaeologists.
Archeology
How do Vikings go to sea in cloudy days?
The Vikings navigate the sea with sundial clocks. But in the gloomy days, the sundial is also useless. Many researchers wonder how they overcome it? One theory is that t…
Space science
The culprit makes the ISS station astronaut sleepless
The cycle around the Earth is so fast that the astronaut's biological clock can't keep up, leading to insomnia.
Space science
China brought the first cold atomic clock to space
According to calculations, China's latest cold atomic clock is only a second later ... 1 billion years.
Space science
Find the cause of the Big Bang
A group of American and Chinese scientists began their journey to find a solution to the cause of the Big Bang.
Space science
The season also star
Have you ever wondered why stars are visible only at certain times of the year? For example, why the night sky observers in the Northern Hemisphere can only see the Hunt…
Space science
NASA chose 3 new technologies to explore the universe
On August 22, the US Aerospace Agency (NASA) has selected atomic clocks, designed giant solar sails and new generation laser communication systems that are required to h…
Space science
The secret to sleeping well on ... Mars
NASA Space Agency has asked the laboratory of Dr. Charles Czeisler (director of the Division of Sleep Medicine at Harvard Medical School in Boston) to find ways to help…
History
June 30: The first second in history is added and the endless race begins
Because the speed of the Earth's rotation is slowing down due to the gravitational influence of the Moon, we have to add a second to the atomic clocks to avoid time bein…