April 2025: History of Science 50, 100 and 150 years ago
Mysterious gamma rays; Snake eating snakes
In 1875, better long bridges: “The bridge shown is made up of a central truss and two end truss.
Scientific American, Vol. XXXII, 17. No.; April 24, 1875
1975
Mysterious gamma rays from space
“The 1963 nuclear explosions were prohibited. The detector was a detector designed to respond to nuclear explosion. The detectors could determine the position of the source. The rays of gamma could not be next to the earth.
To help Science Journalism
If you enjoy this article, consider entering award-winning journalism Subscribe. By purchasing subscription, you are helping to ensure the future of stories about the discoveries and ideas that are conformed to today.
Each explosion lasts about 10 seconds and does not seem to be repeated. 1967. Four explosions have been detected in year. Sources appear to be divided randomly on the sky. Theories about the origins have increased. Perhaps the gamma rays were produced at events that created quasars radio explosions. Or maybe supernovas waves were created. Or they were associated with some stars or rays of the stars in our galaxies. There are also more exotic theoretical options. In New scientistAndrew Fabian and James Pringle University of Cambridge Pringle Note: “Let’s hope the discovery rate of new explosions exceeds the production rate of new theories.”
1925
Cleaning snow roads with TNT
“According to some explosives in the worst of the west-west-west road, this explosive was a spring ribbon in the spring. And if it was expected, the snow will immediately use the new method after the next winter.”
Today’s announcement: heavy static
“It has been growing the desire above the announcer, as well as the audience, for the weather reception conditions. It has been related to certain reports and living conditions. Radio predictions would be at least one day or two,” would be static predictions. A boon for district supports.
1875
Snowy roads cleaning with fire
“Steamed snowfalls have brought the need to quickly remove the path. The vessel of the vapor is steamed. The mouth of each tube is certainly to be able to put ice or snow (Manhattanen).
Snake eating snakes
“A wonderful poisonous snake has just found a house in the zoological London gardens. It is a snake to eat snake OphiophagusHe found in India and Andaman and the Philippine Islands. It is the largest of the most popular Veninous snakes. Shortly after reaching, the goalkeeper fed, placed an ordinary English snake in the cage. A Ophiophagus He quickly swallowed the head of the english head of the head of the headache. This new new snake looks like a common cobra. The head is incredibly musark. The eye is incredibly clear and bright. When he was disturbed, aloud, and its temperature shows his long and black language, which vibrates with a wonderful saw. “
