What is the closest we've gotten to absolute zero?

The closest to absolute zero anyone has reached is around 150 nano Kelvin. The group ended up receiving the 1997 Nobel Prize in Physics for it. They got the prize because they ended up proving a theory called Bose-Einstein Condensation
Bose-Einstein Condensation
In condensed matter physics, a Bose–Einstein condensate (BEC) is a state of matter that is typically formed when a gas of bosons at very low densities is cooled to temperatures very close to absolute zero (−273.15 °C or −459.67 °F).
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which had been made decades before it was proven.
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Can absolute zero ever be reached?

Physicists acknowledge they can never reach the coldest conceivable temperature, known as absolute zero and long ago calculated to be minus 459.67°F.
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What would happen if we reached absolute zero?

At zero kelvin (minus 273 degrees Celsius) the particles stop moving and all disorder disappears. Thus, nothing can be colder than absolute zero on the Kelvin scale.
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Is there anything past absolute zero?

At the physically impossible-to-reach temperature of zero kelvin, or minus 459.67 degrees Fahrenheit (minus 273.15 degrees Celsius), atoms would stop moving. As such, nothing can be colder than absolute zero on the Kelvin scale.
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Can we cool something to absolute zero?

Nothing can be cooled to a temperature of exactly absolute zero. The temperature of an object is a measure of the average random motion energy (kinetic energy) of its atoms. Absolute zero is the temperature at which all of an object's atoms have been brought to a dead stop relative to each other.
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Quantum Cooling to (Near) Absolute Zero



How cold is it in space?

The Cosmic Background Explorer (COBE) satellite has refined temperature measurements taken way back in 1964. According to data from the Cosmic Background Explorer (COBE) satellite, the temperature of space is 2.725K (2.725 degrees above absolute zero).
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What is the hottest thing in the universe?

The hottest thing in the Universe: Supernova

The temperatures at the core during the explosion soar up to 100 billion degrees Celsius, 6000 times the temperature of the Sun's core.
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Can humans survive absolute zero?

Well, because you were such a go-getter, you decided to hold onto the absolute zero metal as long as you could, and as a result, you've got fourth-degree cryogenic burns on your hand. This will eventually lead to gangrene and extensive necrosis.
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How hot is a Kalvin?

As such, in the Kelvin scale, water freezes at 273.15 K (0 C) and boils at 373.15 K, or 100 C. A single kelvin is referred to as a unit, rather than a degree, and is equal to a single degree on the Celsius scale. The Kelvin scale is mainly used by scientists.
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Does time stop at absolute zero?

But even if you take the conventional view of the flow of time, motion does not stop at absolute zero. This is because quantum systems exhibit zero point energy, so their energy remains non-zero even when the temperature is absolute zero.
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What is the hottest it's ever been on Earth?

Official world record remains 134°F at Furnace Creek in 1913

In 2013, WMO officially decertified the official all-time hottest temperature in world history, a 136.4 degrees Fahrenheit (58.0°C) reading from Al Azizia, Libya, in 1923. (Burt was a member of the WMO team that made the determination.)
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Is absolute hot possible?

But what about absolute hot? It's the highest possible temperature that matter can attain, according to conventional physics, and well, it's been measured to be exactly 1,420,000,000,000,000,000,000,000,000,000,000 degrees Celsius (2,556,000,000,000,000,000,000,000,000,000,000 degrees Fahrenheit).
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How cold is the Boomerang Nebula?

The Boomerang Nebula's deep interior temperature is a teeth-chattering –458 degrees Fahrenheit or –272 degrees Celsius, meaning that the Boomerang Nebula is just a degree Celsius above absolute zero.
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How cold is the moon?

The average temperature on the Moon (at the equator and mid latitudes) varies from -298 degrees Fahrenheit (-183 degrees Celsius), at night, to 224 degrees Fahrenheit (106 degrees Celsius) during the day.
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What color is 7000k?

On the scale, 7000k looks abnormally blue to seen in the real world. However, that color measurement is indeed the color of daylight when the sunlight's waves are dispersed through a heavy set of cloud cover. A blue day isn't just a passing phase.
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What color temp is sunlight?

Sunlight in its pure form has a kelvin temperature of around 5,000 degrees kelvin and a color rendering index of 100.
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Why is Fahrenheit so weird?

It comes from Daniel Gabriel Fahrenheit, a German scientist born in Poland in 1686. As a young man, Fahrenheit became obsessed with thermometers. This may seem weird, but measuring temperature was a big problem at the time. No one had really invented a consistent, reliable way to measure temperature objectively.
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What is the coldest place in universe?

The coldest place in the universe is in the Boomerang Nebula, a cloud of dust and gases 5,000 light years from Earth. It has a temperature of -272°C (-457.6°F). It is formed by the rapid expansion of gas and dust flowing away from its central ageing star.
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Can humans survive at C?

Human beings can survive at 50 degrees Celsius.
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How hot is a black hole?

Black holes are freezing cold on the inside, but incredibly hot just outside. The internal temperature of a black hole with the mass of our Sun is around one-millionth of a degree above absolute zero.
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Is lava hotter than the Sun?

Lava is indeed very hot, reaching temperatures of 2,200° F or more. But even lava can't hold a candle to the sun! At its surface (called the "photosphere"), the sun's temperature is a whopping 10,000° F! That's about five times hotter than the hottest lava on Earth.
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What is hotter than a supernova?

It's right here on Earth at the Large Hadron Collider (LHC). When they smash gold particles together, for a split second, the temperature reaches 7.2 trillion degrees Fahrenheit. That's hotter than a supernova explosion.
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What does space smell like?

A succession of astronauts have described the smell as '… a rather pleasant metallic sensation ... [like] ... sweet-smelling welding fumes', 'burning metal', 'a distinct odour of ozone, an acrid smell', 'walnuts and brake pads', 'gunpowder' and even 'burnt almond cookie'.
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