Physics Thought Of The Day: Before The Quadcopter

DIY: CD Hovercraft TOOLS: Balloon CD or DVD Dishwasher bottle top (some sports drinks have the popup top too PROCEDURE: Place a piece of tape over the center hole of the CD and poke a few small holes in the tape to regulate the amount of airflow Glue or otherwise attach the larger opening of […]

Physics Though Of The Day: Goooaaaaal

How do the following numbers relate to each other:7.31 x 2.44  10.97  31.29 For those of you not into non-US sports and metric numbers, you may recognize these as the size of a soccer (aka Futbol) goal, the distance between the goal line and where a penalty kick is taken from, and the average speed […]

Physics Thought Of The Day: Air Bubble

For those of you that have kids, today’s thought may prove to be a fun little DIY science experiment. For those of you with young adults, maybe you can get a free chore or dinner out of it by winning a ‘bar bet’.DIY: If you have a standard helium filled balloon in a stationary car, […]