uhoh
  • Member for 5 years, 8 months
  • Last seen this week
  • Taipei, Earth
3 answers
27 votes
9k views
2 bookmarks
Antarctic and arctic meltwater is "bad" because it's dark, but why is transparent liquid on white stuff so dark?
2 answers
22 votes
8k views
3 bookmarks
"Five of the Solomon Islands disappeared" due to sea level rise, how is this possible so quickly?
1 answers
19 votes
2k views
3 bookmarks
Is Earth getting heavier or lighter?
2 answers
18 votes
784 views
1 bookmarks
Is this 70km crack in an ice shelf of Antarctica remarkable, or a regular occurrence?
2 answers
17 votes
5k views
Does the US National Weather Service use Celsius or Fahrenheit?
8 answers
16 votes
5k views
3 bookmarks
Ways to make a "How hard is it raining?" detector for personal use?
1 answers
15 votes
1k views
1 bookmarks
Why (actually) is the night sky so bright in the city? How far up is that happening?
1 answers
14 votes
448 views
Why would India have so much thorium on its beaches?
1 answers
14 votes
2k views
2 bookmarks
Why don't iron meteorites on Mars rust or oxidize? Why are they shiny?
5 answers
14 votes
4k views
How are barometric pressure measurements traceable over centuries to 100 parts per million accuracy?
1 answers
14 votes
350 views
2 bookmarks
What is likely to have happened with these newly discovered antarctic volcanos below the ice?
1 answers
13 votes
2k views
1 bookmarks
What is an "exquisitely rare pollen corona"? How can pollen produce several tight rainbow circles around the Sun, and why pollen specifically?
2 answers
13 votes
4k views
2 bookmarks
Why are the clouds white and Australia black in weather satellite infrared images?
3 answers
13 votes
3k views
2 bookmarks
Why have "ozone-depleting substances" led to a third of all global warming and half of arctic sea ice loss?
3 answers
13 votes
2k views
2 bookmarks
What are the distinguishing features of an "artificial seismic wave" (e.g. a large underground explosion)
2 answers
12 votes
3k views
1 bookmarks
Are there some places near the equator that are hottest in their winter and some that are hottest in their summer? Is there a map of this?
1 answers
12 votes
660 views
Are "monoliths" giant, isolated rocks sitting in dirt, or are they continuous with bedrock
1 answers
12 votes
381 views
What kind of rock is this being eaten by a rock-eating worm?
1 answers
11 votes
462 views
Photo of sprites in a clear dark sky, how is this possible?
4 answers
10 votes
201 views
What does "glacier collapse" mean?
1 answers
10 votes
232 views
How quickly is the Earth shrinking?
2 answers
10 votes
711 views
What is the nature of the "unexpected geomagnetic pulse that took place beneath South America in 2016"?
2 answers
10 votes
341 views
Is there a "submerged object" in Australia that causes a magnetic deviation of 20 degrees?
1 answers
10 votes
780 views
How are data from tiltmeters used to monitor volcanic activity?
3 answers
9 votes
9k views
1 bookmarks
ppmV versus μmol/mol for atmospheric CO2 - how to convert?
1 answers
9 votes
251 views
What causes the "ripples" that extend east-west along the mid-atlantic ridge?
3 answers
9 votes
838 views
1 bookmarks
Why are atmospheric BrO and ClO important to measure by satellite?
1 answers
9 votes
106 views
How is the distribution of Argo floats managed over the Earth's oceans?
1 answers
9 votes
631 views
2 bookmarks
What? Northern lights are *not* simply caused by energetic charged particles from the sun?
1 answers
9 votes
1k views
What conditions could produce 50 km long lava tubes?
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