Proceedings of the National Academy of Sciences, Volume 122, Issue 51, December 2025. SignificanceWe conducted a systematic survey for tattoos among 1,048 individuals from Sudan (c. 350 BCE–1400 CE) and documented 27 individuals with tattoos—almost doubling the known number of tattooed individuals from the ancient Nile Valley. Microscopic …
Observations from the Little Bunker
Last updated: December 25, 2025 02:10 PM
Atmospheric COâ‚‚
427.2 ppm
+17.9
ppm/year
Atmospheric CHâ‚„
1930.95 ppb
+-3.5
ppb/year
Global Temperature
+1.48 °C
Peak: +1.73°C
World Population
8.1 billion
+67
million/year