Tag: "technology"
Blue M&M food dye turns you blue – but reduces paralysis from spinal injuries
One of the experimental rats, before and after injection with the blue food dye Did you like this? Share it:Tweet
Japanese Sewer System
The first sewerage system “in Japan can be seen in the large communities in the Yayoi Period (approximately 2,200 years ago). In the Nara Period (about 1,300 years ago), a drainage system network ran throughout the city in the Heijo-kyo capital area. In the Azuchi-momoyama Period (approximately 430 years ago), a stone culvert called the [...]
Recent Comments