Whales, huge squids and Soviet comedies: that we remember on July 23

On July 23 the World day of whales and dolphins is celebrated. The holiday is established in 1986 by the International whaling commission. Four years before the commission voted for an absolute prohibition of production of whales. The only country which has reserved today the right of production of whales – Japan. Are covered with the scientific purposes. This day in 1874 the Russian electrician Lodygin Alexander received "privilege", that is the patent, on the nitevy incandescent lamp. Including the patent was granted by some European countries. Though service life of such lamp was only 40 minutes. But Lodygin Alexander improved a design. Edison's lamp...