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Definitions

atom

[at-uhm] / ˈæt əm /


Example Sentences

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RNA and DNA differ chemically by only one oxygen atom in each sugar unit.

From Science Daily ● Oct. 2, 2026

They are found inside particles such as protons and neutrons and are roughly a billion times smaller than an atom.

From Science Daily ● Sep. 26, 2026

Researchers are probing scales as small as 10-20 meters at the LHC, a distance that is to an atom, what an atom is to a human.

From Science Daily ● Sep. 23, 2026

Before testing the first atom bomb, the Los Alamos crew asked Hans Bethe to confirm with math that it wouldn’t start a chain reaction and consume the atmosphere.

From The Wall Street Journal ● Sep. 18, 2026

“Do I really have the atom bomb disease?”

From "Sadako and the Thousand Paper Cranes" by Eleanor Coerr

They also changed the behavior of the atoms at either end of the chain.

From Science Daily ● Oct. 1, 2026

Teams led by Google and QuEra Computing recreated related string breaking models using superconducting circuits and neutral atoms, respectively.

From Science Daily ● Sep. 26, 2026

As neutrons pass through a specimen, they interact with atoms throughout the material and are especially sensitive to hydrogen atoms.

From Science Daily ● Sep. 24, 2026

Yet chess hasn’t been mathematically solved, because the astronomical number of possibilities eventually exceeds the number of atoms in the universe.

From The Wall Street Journal ● Sep. 23, 2026

After all, these little atoms had to move around somehow; if there were no such thing as a vacuum, the atoms would be constantly pressed against one another.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife




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