› added 12 years ago

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TIL that a Silver Alert, which is a broadcasting alert system, is used to find wandering Alzheimer’s or mentally ill patients, in order to aid their return.

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ZbG TIL: That in 1991 Spacewatch discovered an artificial body near earth that is now listed on the NASA Astrophysics data system as a possible alien probe that was observed in the vicinity of our planet. It’s orbit will bring it back to the earth in 2016.
VMmZG Today I learned that humans have 3 cones that mix and blend to make all the colors that we can see. It turns out there is a special type of shrimp that has 16 cones. This means there are millions if not billions of colors that we can't even imagine let alone see.
LQEmd TIL the 1986 film "Space Camp" was famous for being a marketing nightmare, being released shortly after the Space Shuttle Challenger accident.
dD8WB TIL Coal is slightly radioactive. Coal plants are releasing more radiation into the atmosphere on a daily basis than any nuclear plant.
LkeLr TIL That the Black Eyed Peas song "Lets Get it Started" is a reworked version their previous song "Lets Get Retarded" which would absolutely not fly today.