Dogs act like toddlers when you need help - but cats just watch. Scientists compared 3 groups: pet dogs, cats, and human toddlers in an experiment where a human parent hides and pretends to look for an object. 75% of dogs and children helped. Cats only helped if it was in their personal interest.

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NASA's Artemis II Space Launch System (SLS) rocket is rolled back from the launch pad to the Vehicle Assembly Building at the Kennedy Space Center on Feb. 25, 2026.

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