Like fingerprints, everyone's tongue print is different.
250
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
The 'L.L.' in L.L. Bean stands for 'Leon Leonwood'.
30
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
Each 5 m.p.h. you drive over 60 m.p.h. is like paying an additional $.10 a gallon for gas!
33
It takes 492 seconds for sunlight to reach the Earth!
44
Not swinging your arms when you walk increases the effort of walking by 12%, the equivalent of walking 20% faster or carrying a 10 kg backpack.
12
Americans are responsible for generating roughly 20% percent of the garbage in the world.
29