So-called plastic crystals could open new avenues in the quest to make refrigerators with only solid components.
Research innovation brings Shrinky Dink-like method to the nanoscale.
A new plane about the length and width of a car propels itself by electrifying air molecules to create an ionic wind.
A closer look at cat tongues helps explain why the animals' grooming is so effective and may inspire new brushes -- for pets and humans.
Numerous bits of orbiting debris threaten spacecraft, so two teams propose tracking them with unique license plate-like transponders.