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Why is the Earth's core still hot after billions of years?
Heat from planet formation, radioactive decay of some elements, and friction between layers keep the Earth's core at extremely high temperatures after 4.5 billion years.
Heat
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Articles about Heat
1,098 published items.
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China has successfully built the first quantum engine using quantum entanglement.
Instead of using heat-generating energy like traditional engines, the new engine uses a unique property of quantum.
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Explore the Mass Incubators of Ancient Egypt
Thousands of years ago, Egyptians artificially incubated eggs by building two-story brick incubators and lighting fires above them.
Space science
NASA postpones manned moon mission due to unusual incident
Artemis 2, the first manned mission to the Moon since 1972, will not go ahead as planned.
Scientific works
World's largest CO2 heat pump can heat 25,000 homes
MAN Energy Solutions' heat pump system uses a combination of renewable energy sources to provide heat for 25,000 households.
Food safety
Is it necessary to heat canned meat and fish before eating to prevent Botulinum poisoning?
Some people worry about the risk of food poisoning so when eating canned foods such as canned fish or canned meat, they often reheat them thoroughly.
Scientific application
Students make dish shaping machine from areca spathe
Using hydraulic pressing technique with appropriate heating level, a group of students from Da Nang successfully created a dish-forming machine from areca spathe, with a…
Health
Should you try infrared heat therapy for health care?
According to experts, infrared light therapy shows potential in relieving chronic pain, improving mobility and boosting mental health.
Archeology
Vitrified fortresses found in Europe
About 200 ancient stone fortresses in Europe have been vitrified by heating, puzzling archaeologists for the past 250 years.
Environment
Sahara Desert Suddenly Flooded by Thunderstorms, Lake Dry for 50 Years Now Filled with Water
When talking about the Sahara desert, everyone probably thinks of the intense heat and vast, dry sand. But surprisingly, many areas of this desert have been flooded afte…
Environment
Alarm over extremely rapid 'greening' in Antarctica
Some icy regions of Antarctica are forming lush green vegetation at an alarming rate as the region is also hit by heatwaves.
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Device for generating electricity at night from infrared radiation
The device from the University of New South Wales team uses special semiconductors to collect infrared radiation emitted by the Earth and convert it into electricity.
Oceanography
The Mystery of Pompeii Worms - The Bizarre Creature That Even Lava Can't Kill!
How did Pompeii worms withstand the high temperatures of volcanoes? Scientists have conducted studies to try to unravel this mystery.
Animal world
The amazing weasel must have sex or it will die.
Ferrets, also known as ferrets. In this species of ferret, when in heat, the females must have a 'husband', otherwise they will die in pain and swelling.
Environment
Global rainstorms tied to unusually wet September
Rising ocean and land temperatures provide extra heat and moisture, helping storms intensify and bring heavy rain around the world.