Difficult

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584 published items.

Conquering white seahorses
Oceanography

Conquering white seahorses

Over 10 years of doing science, recently, Ms. Ho Thi Hoa has achieved what she is interested in: researching some rare seahorses in the Vietnamese sea.

December 17, 2018
The Baltic Sea has the tastiest salty taste
Oceanography

The Baltic Sea has the tastiest salty taste

Usually seawater is salty and acrid, it is difficult to drink but the Baltic Sea is different, scooping up water to taste is not salty at all. The Baltic Sea is located…

December 17, 2018
Ancestors of birds - Archeopteryx
Archeology

Ancestors of birds - Archeopteryx

How did birds evolve? This is a difficult topic of science. Birds have soft bones that fly in the air, have few fossil occasions, so fossil records of bird roots are rar…

December 17, 2018
Is it time for humans to
Space science

Is it time for humans to

Many countries have invested in gray matter, money, technology ... to serve the exploration of the universe; search

December 17, 2018
What is gravitational wave?
Space science

What is gravitational wave?

Finding gravitational waves is extremely difficult, so we can say this is an extraordinary discovery. And let's try to see what we need to know about this extraordinary…

December 17, 2018