Discover science
What is a kilogram?
A question that is too easy for her ... to sell meat on the market, but too difficult for home ... physics! It is not difficult because of the complicated concept, but i…
Definition
Browse ScienceInfo articles and explainers related to Definition.
Topic archive
Articles about Definition
80 published items.
Oceanography
Definition of new sea
The marine scientific community around the world has adopted a new definition of known water developed by Australian, German and US scientists to increase the accuracy o…
Space science
The solar system has ... 110 planets?
The Solar System's ninth planet can be reborn and dragged along with over 100 other friends, thanks to a new definition that refutes the definition.
Space science
After 12 years, Pluto once again makes people want to call it planet
Before 2006, Pluto (or Pluto) was always considered the 9th planet of the solar system.
Space science
Impressive points about Blue Moon
Blue moon, an interesting astronomical phenomenon will take place tonight. So what is this mysterious phenomenon? Is the moon really green?
Space science
New definition can add 102 planets to the solar system
An American scientist proposed a new definition of bringing Pluto back to the list of planets in the solar system.
Space science
China successfully launched high-definition observation satellite
On September 14, China successfully launched the country's most advanced Earth observation satellite called High Definition-9 (Gaofen-9).
Space science
NASA makes telescopes stronger than Hubble, finding aliens
A group of astronomers astronomers say NASA is planning to launch a telescope stronger than Hubble in 2030 to answer the question of whether there is life on other plane…
Space science
NASA spacecraft approaches Pluto
The spacecraft of the US Aeronautics Agency (NASA) approaches Pluto, opening hopes of ending the debate about whether or not to consider this a planet.
Space science
China launched the first HD satellite next year
Xinhua said China will launch its first high-definition (HD) civilian geographic map in January next year.
Space science
The ship explores Kaguya filming the movie 'Earth grows'
The Japan Space Exploration Agency (JAXA) has just introduced video images of the scene of 'Earth Rises'. This is the first time this scene was filmed in high definition…
Space science
Pledge Pluto!
About 300 American astronomers signed a petition to the International Astronomical Association (IAU), saying they did not agree on the new definition of the planet and d…
Biology
Tomatoes are fruits or vegetables? Many questions sometimes cause a lot of controversy
Tomatoes are very familiar to everyone. But if someone asks you, tomatoes are fruits or vegetables, will you answer?
Biology
The newly discovered giant virus can change our definition of viruses
In an article in Nature Communications, scientists said they have discovered two new strains of giant viruses in Brazil.
Environment
The origin of the term El nino
According to the simplest definition, El nino is a phenomenon that breaks down the normal conditions of the ocean-atmosphere system in the tropical Pacific region, causi…