The Neanderthals’ large eyes may have caused their extinction.
Why did the Homo sapiens survive and the Neanderthals didn’t? Scientists now believe the Neanderthals’ large eyes…
Aztec slaves could have their own slaves.
In the Aztec empire, slaves were treated well. They could have their own possessions and their own…
A substance from fish bladder is used to make wine and beer.
Isinglass is a substance found in the swim bladders of fish and once dried, it is used…
Throughout your life, you will produce enough saliva to fill two swimming pools.
Throughout your life, you will produce enough saliva to fill two swimming pools.
Spartan men were not allowed to marry until they were 30.
In Sparta, men were required to live in military barracks until they were 30. Only after could…
A high school in Los Angeles earns money from oil.
The Beverly Hills High School has 19 oil wells in its campus, which produce about 400 barrels…
Mona Lisa has been sent to the moon.
In 2013, NASA beamed a copy of the Mona Lisa on the moon using a high-powered laser…
Axolotls retain their larval form for life.
While some salamanders are born as adults, axolotls never become adults. Instead, they retain their gills for…