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 BCEâ1400 CE) and documented 27 individuals with tattoosâalmost doubling the known number of tattooed individuals from the ancient Nile Valley. Microscopic âŚ
Observations from the Little Bunker
Last updated: February 24, 2026 10:22 PM
Atmospheric COâ
429.9 ppm
+17.3
ppm/year
Atmospheric CHâ
1946.47 ppb
+6.49
ppb/year
Global Temperature
+1.48 °C
Peak: +1.73°C
World Population
8.1 billion
+67
million/year