microbes

The ancient Egytians used copper to sterilize wounds and clean their drinking water. They even wrote about it in one of the oldest known medical texts, the Smith Papyrus, which is over four thousand years old.

In 2020 an international team of astonomers made a surprising discovery using the James Clerk Maxwell telescope in Hawai'i. They found evidence that the atmosphere of the planet Venus contains tiny amounts of phsophine gas.

At one Stone-Age-era archaeological site in southern Denmark on the island Lolland all of the artifacts have been sealed in mud since the Mesolithic period 6,000 years ago. One artifact is what researchers are calling an early version of chewing gum, made from birch pitch that oozed from birch bark after being heated.

Many people use antibacterial soap in order to get rid of bacteria. However, researchers have discovered that there are at least 250 kinds of bacteria that live on our skin. Some of the kinds they found were completely unknown.