A man in New York City is under arrest, and charged with making a cache of ghost guns in his Queens home.
One kid is trying to show others science can be fun: "Okay you may hate math, you may not like science, you may not like language arts, you may not even like art, but it all comes together with this one project," Xander said.
A company based in Chicago announced they created a small 3-D printed heart and hope to change the lives of heart disease patients.
Researchers have 3D-printed a heart using a patient's cells, providing hope that the technique could be used to heal hearts or engineer new ones for transplants.
Jordan Reeves is the young face of a movement dedicated to showing the world that limb differences are nothing to be ashamed of.
9-year-old Patches' skull is now patched up with a 3D printed titanium plate after having a tumor removed.