How did the complexity of many organisms living today evolve from the simpler body plans of their ancestors? This is a central question in biology. Take our hands, for example: Every time we type a ...
To distinguish between the top and the bottom side of our limbs, nature “redeployed” ancient genes from the midline fins of fish. This is the ...
For decades, the search for the origins of memory loss has focused almost exclusively on two regions of the brain: the prefrontal cortex and the ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results