WASHINGTON (AP) — Our capacity to care about others may have very, very ancient origins, a new study suggests. It might have been deep-rooted in prehistoric animals that lived millions of years ago, before fish and mammals like us diverged on the tree of life, according to researchers who published their study Thursday in the journal Science .

A group of leading neuroscientists has used a conference at Cambridge University to make an official declaration recognising consciousness in animals. The declaration was made at the Francis Crick …

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