This easy-to-build walking reindeer can be constructed with only a bow motor, battery, wires, and a few other parts.

Chirality plays a central role in molecular recognition, and systems combining multiple, interdependent chiral elements can offer enhanced enantioselectivity. Here, the authors show that covalent ...

New York City drivers are bracing for two weeks of congested streets as world leaders flock to the east side of Manhattan for the 79th United Nations General Assembly. The gathering runs from Tuesday, ...