Supercritical CO2 is used to extract caffeine from coffee, but this strange phase of carbon dioxide is really weird
15
votes
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The hydrostatic paradox
12 votes -
Spontaneous fractals appear when you pull things apart. Viscous fingering (Saffman–Taylor instability) occurs when a less viscous fluid is pushed into a more viscous fluid.
18 votes -
Something weird happens when you keep squeezing
19 votes -
The first room-temperature ambient-pressure superconductor?
43 votes -
Sound
6 votes