The document contains summaries of recent news articles on various topics:
1) A 3D printing pen that is powered by USB and uses plastic rods to print in mid-air through a heated nozzle, estimated to cost $140. A ballpoint version will cost $60.
2) Facebook's Connectivity Lab is working on technologies like solar-powered aircraft, satellites, and laser communication to provide internet access globally.
3) A device called LaserEyes that can simulate the optic blasts of the X-Men character Cyclops using red aiming and blue burning lasers activated by blinking.
4) A selfie mirror that uses facial recognition and LED lights to provide a countdown and simulated flash