Finally an RGB image of comet #3IATLAS from images taken by #GeminiNorth during the 26 November #shadowTheScientists session: https://noirlab.edu/public/news/noirlab2532/ - the coma has become bluer due to more gas emission. Also published today: an X-ray image by XMM-Newton at https://www.esa.int/ESA_Multimedia/Images/2025/12/XMM-Newton_sees_comet_3I_ATLAS_in_X-ray_light with explanations in http://www.cbat.eps.harvard.edu/iau/cbet/005600/CBET005646.txt which also contains more 3I news.
Meanwhile the paper https://iopscience.iop.org/article/10.3847/2515-5172/ae2915 claims an upper limit for 3I's nucleus diameter of only some 750 meters from the measured non-gravitational acceleration (NGA) parameters: that would be waaay more stringent than the 5.6 km upper limit from early Hubble observations reported in https://iopscience.iop.org/article/10.3847/2041-8213/adf8d8 (where also a lower limit of 440 meters is stated).
Sources: OpenAI is charging $60 per 1,000 impressions for ads in ChatGPT, a high price similar to Netflix's rate when it introduced ads (Financial Times)
https://www.ft.com/content/c9acd1f7-4864-4bd7-9ada-d2e13f05b906
Good morning! For this #silentSunday I want to share this #foggy path with you.
I was on my way down and when I entered the fog, temperature really dropped. Actually I didn't want to stop or slow down in order to avoid cooling out.
But at this spot I had to take a quick break for…
NFL divisional round injury report: Latest updates on Josh Allen, Nico Collins and other stars
https://www.cbssports.com/nfl/news/nfl-divisiona…
Sources: OpenAI is charging $60 per 1,000 impressions for ads in ChatGPT, a high price similar to Netflix's rate when it introduced ads (Financial Times)
https://www.ft.com/content/c9acd1f7-4864-4bd7-9ada-d2e13f05b906
Sources: TSMC plans to invest another $100B to build four more US fabs to ensure tariff-free chip sales; analysis: its Arizona site has land for four more fabs (Financial Times)
https://www.ft.com/content/b715b003-1d10-46d4-a02d-1c5969d0dbf8
Ahead of WEF 2026, the IMF urges governments to step up support for young workers displaced by AI, arguing candidates could use AI "rather than compete with it" (Delphine Strauss/Financial Times)
https://www.ft.com/content/7e2ae3ad-4cfb-4e3f-a370-702781899e05…
Sources: McKinsey pilots an overhaul in how it recruits its next generation, asking candidates to use its AI tool Lilli to analyze a case study during a test (Financial Times)
https://www.ft.com/content/de7855f0-f586-4708-a8ed-f0458eb25586
A University of Cambridge analysis reveals how cheap SMS text message verification to create online accounts fuels global influence and manipulation campaigns (Clive Cookson/Financial Times)
https://www.ft.com/content/12105e19-208b-44ad-986d-398e68fc2270