Riddle Me This: Bridge Crossing
How quickly can Alan, Bob, Cal, and Dan all get across the bridge safely? Riddle me this ...
How quickly can Alan, Bob, Cal, and Dan all get across the bridge safely? Riddle me this ...
Concepts like the “frictionless surface” enabled Newton to lay the groundwork for modern physics. He may never have imagined that his ideal could actually be achieved, but now, thanks to a group of tribologists (scientists who study interacting surfaces in relative motion), the prospect of eliminating friction between two interacting surfaces has come to fruition.
Can you determine which way the disk is spinning? Riddle me this ...
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.
You have been feeling very sick lately and decide to visit your doctor. Riddle me this ...
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 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 ...
Can you open the lock using these clues?
Choose a door out of three. Open the first to a losing door. Do you switch after?
The Golden Gate Bridge is one of the most internationally recognized symbols of California. Initially designed by engineer Joseph Baermann Strauss in 1917, the Golden Gate Bridge links San Francisco and Marin County and spans the Golden Gate Strait, which separates San Francisco Bay from the Pacific Ocean ...