› added 5 months ago

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TIL that people with depression tend to see the world in less saturated colors due to changes in the retina’s response to contrast.

Read more pubmed.ncbi.nlm.nih.gov

via reddit.com

OKvL TIL of MOVE, a Black Power movement that was involved in several standoffs with police. There was a 1978 incident where an officer was shot and killed, resulting in life sentences for nine members, and a 1985 incident where police bombed their compound, destroying 65 homes and killing eleven people.
JYOVl TIL It took 200,000 years for our human population to reach 1 billion—and only 200 years to reach 7 billion
Ek0d TIL eating instant noodles two or more times a week has been associated with cardiometabolic syndrome, which raises a person’s likelihood of developing heart disease
X0aNk TIL the Lord Howe Island stick insect, once thought extinct due to rats from a shipwreck, was rediscovered in 2001 and successfully bred in captivity, saving the species from extinction.
0QkN TIL the False Positive Paradox describes a situation where a “highly accurate” test is worthless if the testing condition is rare enough. Example: If 10 people in a city of 20 million are “bad guys” and a surveillance program identifies them with 99% accuracy, then 99.995% of positives will be false