LGM

American  

abbreviation

Astronomy.

1. Little Green Men: used to label the first pulsar discovered (1967), whose very regular radio waves were thought at first to be an artificial signal from an intelligent alien civilization, until a second pulsar was discovered.

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Example Sentences

"The project's interdisciplinary approach has begun to fill a critical gap in the archaeological record of northern Arabia between the LGM and the Holocene, shedding light on the resilience and innovation of early desert communities," said Michael Petraglia, lead of the Green Arabia project.

From Science Daily

To achieve such precision, Rice graduate student and co-author Asmita Banerjee worked in a freezer room, cutting 100-gram chunks of ice taken from ice cores from Greenland and Antarctica that dated to the LGM.

From Science Magazine

During the frigid LGM, the upper troposphere dried and cooled, reducing some of the leakage to space and keeping the planet a bit warmer.

From Science Magazine

Based on the proportional abundance of O2 made of oxygen-18 in the samples, the team concluded that the upper troposphere—a region of the atmosphere corresponding to an altitude of 10 to 11 kilometers—was between 6℃ and 9℃ colder in the LGM than today, they report in the 17 August issue of AGU Advances.

From Science Magazine

This time he agreed it was a genuine signal, although its source remained unclear; unable to rule out an alien origin, they jokingly named their discovery LGM-1, for Little Green Man, according to a 2018 report in The Washington Post.

From Washington Post