The earliest anatomically modern human fossil found was dated at about 200-300,000 years old in Morocco, Africa. They had modern faces and used stone tools.
Endosymbiosis sparked the origin of eukaryotic cells. It’s the idea that a prokaryote engulfed a bacteria and became mitochondria part of eukaryotic cells.
Since about 4 million years ago, humans have evolved from early hominids to modern humans. Here are 14 species examples from human evolution now extinct.
In flesh and blood, you have been genetically fine-tuned as a product of natural selection. Without evolution, complex beings like humans wouldn’t exist.
All living things originated from a common ancestor called the last universal common ancestor (LUCA). The origin of life existed before LUCA (3.5 – 4.1 bya)
If you rewind the clock 230 million years back, dinosaurs dominated the land. Not just for a short span of time. But they lived for over 175 million years!
All life contains types of carbon. When an organism dies, carbon dating examines the ratio between carbon-14 (C14) and carbon-12 (C12) to estimate age.