U.S. fighter jets have shot down four high-altitude objects this month — including the first instance in which the North American Aerospace Defense Command "has taken kinetic action against an ...

Before even opening The Object, Whitechapel Gallery and the MIT Press’s latest installment in the Documents of Contemporary Art series, the book’s title stares back, interpolates itself, asking ...

The U.S. and Canada are investigating three unidentified flying objects shot down over North America in the past three days. Militaries have adjusted radars to try to spot more incursions. By Julian E ...

Eleanor Watson, David Martin, Robert Legare, Sara Cook, Nancy Cordes and Ed O'Keefe contributed reporting. The Associated Press also contributed reporting. When a Chinese spy balloon floated across ...

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 ...

WASHINGTON — The strange objects, one of them like a spinning top moving against the wind, appeared almost daily from the summer of 2014 to March 2015, high in the skies over the East Coast. Navy ...

It might sound a little clinical, but object permanence is just one of many important developmental milestones you get to enjoy with your little one. In a nutshell, object permanence means your baby ...

In the opening of Tim O’Brien’s heart-wrenching novel The Things They Carried, a fictional account of the author’s experiences in Vietnam, he lists items soldiers in Alpha Company carried into battle: ...