How Ultrasonic Welding Works
Traditionally, materials have been bonded together by fasteners such as nails, screws or thread, which are appropriate for metals, wood, fabrics and plastics. For many plastics, glues have been used. Glue forms a chemical bond between itself and the surface of the plastic material to be conjoined.
Riddle Me This: Mixing Medicine
You have been feeling very sick lately and decide to visit your doctor. Riddle me this ...
Famous Engineers: Nikola Tesla
The name “Tesla” is most often associated with the electric-powered car manufactured by Telsa, Inc., named after inventor Nikola Tesla. Because Thomas Edison and other inventors received more notoriety and have been celebrated for inventions and concepts pioneered by Nikola Tesla, few people know how truly brilliant and pioneering Tesla was ...
The Ramp System of the Egyptian Pyramids
The Egyptian pyramids of Giza are some of the most impressive manmade structures in the history of our planet. It’s estimated that they were built over 4,500 years ago with over two million stones over a period of 20 to 30 years ...
Riddle Me This: The Lock Code
Can you open the lock using these clues?
Riddle Me This: The Game Show
Choose a door out of three. Open the first to a losing door. Do you switch after?