Categoría Oddities

How did tae kwon do come about?

The origin of this ancient sport is linked to the history of Korea. In the 1st century BC, the Korean peninsula was occupied by three rival kingdoms: goguryeoat North, Sillain the southeast, and Baekje, to the west. To teach Goguryeo…

Who defined the traffic light colors?

(/) Traffic police officer William Potts from Detroit (USA). Green and red lanterns had been organizing the flow of carriages in England since 1868. But it was in 1917 that Potts invented an automatic device using red, yellow and green…

How does stuttering work?

1. To speak, we use structures on the left side of the brain, which work in synchrony to produce communication. two. When uttering sentences, Wernicke’s area begins to give feedback on the words, checking whether they sound correctly within the…

What is the asteroid belt?

It is a collection of millions of space boulders that revolve around the Sun, between the orbits of Mars and Jupiter. The curious thing is that all planets formed from such belts. 4.6 billion years ago, everything that exists here…

What is lunar soil made of?

question Italo Richard, Passos, MG Of regolith, a porous layer of dust between 5 and 10 m thick. Samples brought back by the Apollo missions, between 1969 and 1972, showed that the material is rich in silica, lime, titanium dioxide…

Why do head lice prefer to attack children?

Children are more attractive victims for head lice because they have much more physical contact with each other, especially in kindergartens and schools. In these places, it is quite common, for example, for kids to share caps, combs, brushes, pillows……

What beings can live in the human body?

per-120-human-body-beings Get off my foot! ANIMAL: Stickworm (Tunga penetrans) SIZE: 1mm WHERE: Skin (usually the sole of the foot) and nails This tiny type of flea lives in sandy, warm, dry places like pigsties. During reproduction, the female lodges in…