Wikipedia:Reference desk/Archives/Science/December 2025

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December 3

Wikipedia:Reference_desk/Archives/Science/2025 December 3

1. Medical-biology: interpersonal difference of in-door drowsiness
2. Birds flying North

December 4

Wikipedia:Reference_desk/Archives/Science/2025 December 4

1. If an alien ship came towards us...

December 6

Wikipedia:Reference_desk/Archives/Science/2025 December 6

1. energy mass

December 7

Wikipedia:Reference_desk/Archives/Science/2025 December 7

1. Boundary between cyclones and typhoons

December 9

Wikipedia:Reference_desk/Archives/Science/2025 December 9

1. What are Azaindoles.
2. Where to find a skull cadaver dissection video?

December 10

Wikipedia:Reference_desk/Archives/Science/2025 December 10

1. Leaving the reachable universe
2. Simple percentage question
3. Small question about TOI-700 additional planets

December 11

Wikipedia:Reference_desk/Archives/Science/2025 December 11

1. Only 20 percent of people ever have indigestion

December 13

Wikipedia:Reference_desk/Archives/Science/2025 December 13

1. Molecular structure of hydroxyapatite Ca₁₀(PO₄)₆(OH)₂ in tooth enamel
2. Cosmic expansion again

December 15

Wikipedia:Reference_desk/Archives/Science/2025 December 15

1. Margie Profet
2. List of alpine snails

December 17

Wikipedia:Reference_desk/Archives/Science/2025 December 17

1. Distance between Tropic Seamount and the African coast

December 20

Wikipedia:Reference_desk/Archives/Science/2025 December 20

1. Alkali metals and alkaline earth metals
2. Cosmic expansion 3

December 21

Wikipedia:Reference_desk/Archives/Science/2025 December 21

1. What is the pH of liquid magnesium citrate?

December 22

Wikipedia:Reference_desk/Archives/Science/2025 December 22

1. Rocket trail

December 24

Wikipedia:Reference_desk/Archives/Science/2025 December 24

1. Contesting diagnosis

December 26

Wikipedia:Reference_desk/Archives/Science/2025 December 26

1. How can one tell whether a set is infinite or finite?

December 28

Wikipedia:Reference_desk/Archives/Science/2025 December 28

1. Quantum entanglement detection
2. Why does salt lower the freezing point of water, and why is there a limit to how cold it can make ice get?

December 29

Wikipedia:Reference_desk/Archives/Science/2025 December 29

1. How do black holes get bigger?

December 30

Wikipedia:Reference_desk/Archives/Science/2025 December 30

1. Weather questions