#biology
Octopuses have three hearts and blue blood
animalsAn octopus has three hearts: two branchial hearts pump blood through the gills, while a third systemic heart circulates it through the body. Their blood is…
Your body produces about 25 million new cells every second
healthThe human body replaces roughly 25 million cells every second. Over a lifetime, you will produce about 3.8 million billion cells. Red blood cells last about…
Humans share 60% of their DNA with bananas
scienceAbout 60% of human DNA is identical to that of a banana. This is because both species share the same basic cellular machinery needed for metabolism and cell…