nucleus

Hydrogen cyanide appears to originate mostly from the comet's central body, or nucleus.

From Science Daily ● Sep. 9, 2026

In this case, the neutrons and protons in the nucleus essentially flipped their internal magnets.

From Science Daily ● Aug. 21, 2026

Although the study focused on just one nucleus, the researchers say the findings could improve nuclear models across a much wider range of elements and reactions.

From Science Daily ● Aug. 21, 2026

It does not appear in every nucleus, and researchers have not been able to reliably predict where it will occur.

From Science Daily ● Aug. 21, 2026

The strong force binds atoms together; it’s what allows protons to bed down together in the nucleus.

From "A Short History of Nearly Everything" by Bill Bryson

Researchers successfully created it by colliding oxygen-16 and neon-20 nuclei.

From Science Daily ● Aug. 23, 2026

Instead of gently probing nuclei, researchers collide them at the highest energies available and reconstruct their shapes from the patterns left behind.

From Science Daily ● Aug. 23, 2026

Scientists had long thought that producing this plasma required collisions between very heavy nuclei, such as lead.

From Science Daily ● Aug. 23, 2026

Traditionally, physicists have investigated nuclear structure using relatively low-energy experiments, including measurements of how atomic nuclei rotate and vibrate.

From Science Daily ● Aug. 23, 2026

With their apparatus, a refinement of the Marsden-Geiger box of 1911, they found that ordinary air produced especially frequent scintillations resembling those of hydrogen nuclei, or protons.

From "Big Science" by Michael Hiltzik

Many words ending in us that formerly were written with only the Latin plural, are now given an English plural also; as, focuses, foci; cactuses, cacti; sarcophaguses, sarcophagi; convolvuluses, convolvuli ; funguses, fungi; nucleuses, nuclei.

From Slips of Speech : a Helpful Book for Everyone Who Aspires to Correct the Everyday Errors of Speaking by John Hendricks Bechtel

"So far I have done nothing but nucleuses," said Olive, as they sat down.

From The Captain's Toll-Gate by Frank Richard Stockton

"Gee whiz, nucleuses aren't so easy to be, that's one thing," Pee-wee muttered to himself as he bent his aimless way in the direction of Barrel Alley.

From Pee-Wee Harris Adrift by Percy Keese Fitzhugh

Hall, Price, and Kelsey headed in with straggling wagons to form the nucleuses of their columns; but the morning wore on and the Missourians, now under Woodhull, had not yet broken park.

From The Covered Wagon by Emerson Hough

She saw him start a dozen nucleuses of fires; saw them advance till they halted at the edge of the burned ground, beyond the wagon, so that it stood safe in a vast black island.

From The Covered Wagon by Emerson Hough