Kiss and tell: study says saliva sharing a signal for babies learning about relationships

New research shows that for babies and toddlers, interactions specifically involving saliva exchange serve as a cue about social attachments and who they can count on. (Source: Pexels)
New research shows that for babies and toddlers, interactions specifically involving saliva exchange serve as a cue about social attachments and who they can count on. (Source: Pexels)

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Fall of Mariupol appears at hand; fighters leave steel plant

Mariupol appeared on the verge of falling to the Russians on Tuesday as Ukraine moved to abandon the steel plant where hundreds of its fighters had held out for months under relentless bombardment in the last bastion of resistance in the devastated city.