Ultrasonic waves have been used to weld plastics together since the 1960s. It works by compressing two thermoplastic materials together on top of an anvil. Ultrasonic waves are then fed through a horn that vibrates their molecules, causing friction that causes heat.
During Islam’s Golden Age, after having a dream of meeting Aristotle, the Caliph (Ruler) ordered all his books to be translated into Arabic, and whoever did it would be given its weight in gold.
For a science fair experiment in 1969, a 14 year old scientist used genes to change chicken feathers from white to partially black, which his teacher said was playing God.
Every year the British Medical Journal publishes an issue full of joke science, like one paper that said men die before women because they are stupid. But years later these articles are cited by scientists as real, and this is causing a lot of problems.
Various studies have shown that coffee prevents cancer, causes cancer, makes you live longer, makes you die younger and reduces your risk of diabetes.
In the aftermath of WW2, over 1500 scientists, technicians, and engineers from Nazi Germany and other foreign countries were recruited by the United States instead of being prosecuted for war crimes. In fact, the German rocket program was a significant contributor to NASA’s entry into the space race.
This year, the U.S. government will allocate over 600 billion dollars to the Department of Defense. In contrast, NASA will receive just over 17 billion dollars in funding.
Scientists in Mexico turned tequila into diamonds by heating a cheap shot to 800 degrees Celsius. At that temp, it vaporized and broke down into its atomic constituents, producing a fine layer of carbon crystal structures identical to diamonds on nearby metal trays.
Researchers who measured the slipperiness of banana peels, the ability of pork strips to stop nosebleeds, and the reactions of reindeer to humans in polar bear suits were among the winners of 2014 Ig Nobel prizes.