Diseases, Conditions, Syndromes

S.Africa Covid cases at highest level in months

South Africa is witnessing a "worrying" spike in coronavirus cases after a relative lull in new infections, official data showed Friday.

Neuroscience

'Number sense' arises from the recognition of visible objects

Humans and animals have a "number sense," an inborn ability to register the number of objects in a scene. The neural basis of this ability is believed to be what are called the number neurons, which respond to certain numbers ...

Psychology & Psychiatry

Babies understand counting years earlier than believed

Babies who are years away from being able to say "one," "two," and "three" actually already have a sense of what counting means, Johns Hopkins University researchers have discovered.

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