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Human Evolution
Archaeologists have identified what may be Europe’s oldest human-made megastructure.
Human civilization has always survived periods of change. Will our rapidly evolving technological era be an exception to the rule?
After turning up hundreds of genes with hard-to-predict effects, some scientists are now probing the grander developmental processes that shape face geometry.
Scientists agree that eons ago, a bacterium took up residence inside another cell and became its powerhouse, the mitochondrion. But there are competing theories about the birth of other organelles such as the nucleus and endoplasmic reticulum.
Though over three billion people speak an Indo-European language, researchers are not sure where the language family originated.
The design was as intricate as that of modern-day, factory-fabricated denim jeans, and just as durable. The ancients had fashion.
The structure is fully developed in humans, partially developed in chimps, and completely absent in Old World monkeys.
Metaphors like the Great Chain of Being can lead people to misunderstand evolution and humanity’s place in the web of life.
In polarized times, our shared cellular origin can unite us in solidarity and awe — from the embryonic scale to the grandest cosmic perspective.
There were at least eight other human species, some of whom existed for far longer than we have. Who were they?
From the laying out of the body plan to the organization and functioning of our nervous system, cells rule gene expression and make us who and what we are.
In numerous cultures worldwide, women were just as involved in bringing home the prehistoric bacon as their male counterparts.
There's an entire Universe out there. So, with all that space, all those planets, and all those chances at life, why do we all live here?