AP has declared winners in elections for nearly 180 years. This is why and how race calls are made

The Associated Press will compile votes and declare winners in elections across the U.S. on Tuesday, just as the news ...
Nanowerk

From flat sheet to walking robot in minutes (w/video)

Magnetic graphene oxide sheets fold, move, sense motion, and switch function by swapping magnetic layers, offering a fast, reprogrammable platform for soft robots and other morphable structures.