› added 9 years ago

89

TIL that if the Andromeda galaxy were bright enough to be seen by the naked eye, it would appear six times larger than a full moon.

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WbeX TIL That the reason you never see a baby pigeon is because they live in the nest for 30 days, at which point they look like adult pigeons.
4QR TIL That a Nanometer is about the distance a beard hair grows in the time it takes you to raise the razor to your face
ADY0a TIL in 2015, Ireland's GDP had a massive 26% spike. All because Apple moved it's intellectual property assets into Ireland for tax purposes.
660J TIL there are things called metamaterials that are artificially engineered materials with properties not found in nature. These properties are the result of their precisely designed structure. Some have the ability to reverse the refractive index, allowing for the possibility of superlenses.
Wkr1Y TIL that "dietary supplements" in the United States don't need to pass any safety inspections or testing. Manufacturers don't have to prove their products are safe, or even effective, and the FDA can only remove an unsafe product after someone gets sick, dies, or files an "adverse event" report.