Humans are one of the few mammals that are mostly hairless, which is linked to evolving sweat glands for better cooling during endurance activities. nudes
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.
A cockroach can hold its breath for 40 minutes. These pests can even survive being submerged under water for half an hour. They hold their breath often to help regulate their loss of water.
A proposed array of 200 small telescopes could detect Planet Nine by observing stellar occultations. Spaced across 1,000 km, they’d map Trans-Neptunian Objects and potentially confirm a planet or primordial black hole in the solar system’s outer reac
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.
