shared childhood cues genetic relatedness evolutionary psychology

Shared childhood may cue genetic relatedness

An evolutionary-psychology account proposes that people can detect some forms of genetic relatedness from cues such as growing up together or sharing maternal care of an infant. Signals from the major histocompatibility complex are another possible cue.

Browning food can create hundreds of flavor chemicals

Hundreds Of Flavor Compounds

The Maillard reaction that browns food can create hundreds of different flavor and smell chemicals. These can break down into still more compounds. The final flavor depends on the ingredients, heat, cooking time, and contact with air.

Some people can feel strong pain without finding it unpleasant

In a rare condition called pain asymbolia, people can clearly feel and recognize pain but show little or no distress about it. The sensation may still be intense, but its unpleasant emotional part is greatly reduced.

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shared childhood cues genetic relatedness evolutionary psychology

Shared childhood may cue genetic relatedness

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