heaven / seventh heaven #etymology#wordorigins

heaven / seventh heaven — Wordorigins.org

16 October 2024 The word heaven can be traced to the Proto-Germanic root *hemina- / *hemna- . That root gives us the Old English heofon , which is cognate with the Old Saxon heƀan , the Old Ic...

Comet c/2023A3 (Tsuchinshan-ATLAS) Quick and dirty 5-second exposure. Too many clouds and planes in the Philadelphia airport pattern to get a good stack. But maybe tomorrow night will be better. #astrophotography

spitting image #etymology#wordorigins

spitting image — Wordorigins.org

14 October 2024 The phrase spitting image , used to describe someone who looks very much like another person, particularly a close family member, is a relatively recent coinage based on a much older...

Elephant's Trunk Nebula (IC 1396) Emission nebula in Cepheus Approx. 2,400 ly distant 9–10 October 2024, Princeton, NJ 2 hours, 24 minutes integration time Tech details and full-res image at www.astrobin.com/3gs84r/#astrophotography

Veil Nebula Supernova remnant in Cygnus Approx. 2,400 ly distant Exploded 10–20,000 years ago 9–11 October 2024, Princeton, NJ 6 hours, 54 minutes integration time Tech details and full-res image at www.astrobin.com/p6wi75/#astrophotography

thallium #etymology#wordorigins

thallium — Wordorigins.org

11 October 2023 Thallium is a chemical element with atomic number 81 and the symbol Tl . It was discovered independently by chemists William Crookes and Claude-Auguste Lamy in 1861, but Crookes wa...

Hydro, eh #etymology#wordorigins

hydro — Wordorigins.org

9 October 2024 Moving to another country can be disorienting. But moving to Canada, at least to the anglophone provinces, from the United States is different. To the casual observer, things in Canada...

Heart (IC 1805) & Soul (IC 1848) Nebulae Emission nebulae in Cassiopeia I took this two years ago. I wasn't happy with this when I took it, but new processing software and techniques made me glad I saved the data. Full res image and tech details at www.astrobin.com/vncl8o/#astrophotography

XKCD: University Commas

University Commas

The love that dare not speak its name