The moments when four ancient worlds faced disaster are brought to life in an epic new series exploring Rome, Egypt, the ...

If you’ve ever played peekaboo with your little one, you’ve helped them work on object permanence. Your baby is learning that people and objects exist even when they can’t see or hear them. Object ...

A child abuse investigation in upstate New York resulted in the arrest of a man, a woman, and a minor after a victim was hit with a "whip-like object," authorities say. Gairelyn O'Donnell, 42, and ...

ANAC copy purchased with funds from the S. Dillon Ripley Endowment. MSRL copy 39088019657238 Purchased from the C. Michael Gooden Endowment. Exhibitions -- Tours -- Building -- Events -- Membership ...

The hallmark of medial temporal lobe amnesia is a loss of episodic memory such that patients fail to remember new events that are set in an autobiographical context (an episode). A further symptom is ...

This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...

Human development is influenced by, but not entirely determined by, our parents and our genes. Children may have very different personalities, and different strengths and weaknesses, than the ...

There are six stages of compiling a program: Variables are checked to make sure they have been correctly declared and contain the correct data type. Operations are checked to ensure that they are ...