HOME
Technology
Life
Discover science
Medicine - Health
Event
EntertainmentThe anti-cold fireplace in the early 17th century
The Dutch placed a bowl of hot coal inside the stove, placed their feet on a perforated wooden top or slate of stone for heating.The cosmic dust spraying furnace
Cosmic dust annoyed astronomers because they prevented them from observing their distant stars.
Latest update
- Xinjiang - The Unincorporated Area in China
- How many days on Earth is one day on the Moon?
- Hubble telescope captures image of 'bridge' connecting two galaxies
- Why is interstellar travel impossible today?
- When cattle in a herd are attacked, why don't the others help?
- In ancient times, there was no market in the palace, so where did the concubines spend their monthly money?
- Ancient Diaries Reveal the Construction of the Great Pyramid of Giza
- Discovery of mysterious dwarf planet beyond Neptune stuns astronomers
Xinjiang - The Unincorporated Area in China
How many days on Earth is one day on the Moon?
Hubble telescope captures image of 'bridge' connecting two galaxies
Why is interstellar travel impossible today?
When cattle in a herd are attacked, why don't the others help?
In ancient times, there was no market in the palace, so where did the concubines spend their monthly money?
Ancient Diaries Reveal the Construction of the Great Pyramid of Giza
Discovery of mysterious dwarf planet beyond Neptune stuns astronomers
Useful software
New technology
Science invention
Computer science
AI - Artificial intelligence
Scientific application
Environment
Animal world
Biology
Alien
Doomsday
History
Space science
Archeology
Oceanography
World Heritage
World celebrity
Conquer Mars
1001 mystery
Health
Antibiotic resistance
Flu epidemic
Cancer
Food safety
Science Events
Scientific works
Science story
Videos
Photo library
Funny corner