Surfactants in car wash soap reduce water’s surface tension, which lets the soapy water spread evenly over your car’s surface—lifting and suspending dirt, creating foam that clings and cleans. nudes
NOAA’s solar coronagraph on the L-1 observatory is now active, improving solar monitoring by capturing the Sun’s corona to track phenomena like CMEs. This tool enhances space weather forecasting, which is crucial to minimize disruptions on Earth, suc
The Dancing Plague of 1518: In 1518, people in Strasbourg, France, started dancing uncontrollably. One woman began, and soon many others joined, dancing for days. Some historians think they had mass hysteria or food poisoning from moldy rye.
Tumbleweeds originated in Russia and Siberia and they were brought to the United States in the 1870s, hidden among imported flax seeds. It only took 20 years for the plants to spread throughout the western United States and parts of Canada.
Researchers found that unmelted planetesimals delivered crucial volatiles, like zinc, to early Earth, contributing to water's presence. This discovery aids the understanding of how water formed here and may also guide future studies on other planets' p
The Code of Hammurabi is one of the earliest written legal codes, established by the Babylonian king Hammurabi. The code consists of 282 laws with scaled punishments, depending on social status (slaves, free men, etc.).