electrocardiogram

The heart is a muscular organ in all vertebrates responsible for pumping blood through the blood vessels by repeated, rhythmic … More

electronic music

Electronic music – Pure electronic instruments do not have vibrating strings, hammers, or other sound-producing mechanisms. Devices such as the … More

electric vehicle

Electric vehicle – uses one or more electric motors or traction motors for propulsion. Three main types of electric vehicles … More

electric motor

Electric motor – converts electrical energy into mechanical energy. In normal motoring mode, most electric motors operate through the interaction … More

electric current

Electric Current – the rate of charge flow past a given point in an electric circuit, measured in Coulombs/second which … More

STEM careers

interesting careers in STEM Physics, Biology The Physics of Glass Opens a Window Into Biology – physicist Lisa Manning studies … More

Gossamer Condor

Gossamer Condor – Paul MacCready conceived, designed, and built the Gossamer Condor, the first successful human- powered plane. MacCready went … More

oil refinery

catalyst – A substance that triggers or speeds up a chemical reaction without itself being affected. cracking octane World War … More

spreadsheet

Engineers do calculations and keep track of data, project tasks, and other information that can be conveniently stored, manipulated and … More

imaging

Imaging is the representation or reproduction of an object’s outward form; especially a visual representation (i.e., the formation of an … More

mobile phone

Mobile phone – Invented in 1973 by Martin Cooper of Motorola, the first mobile phone weighed two pounds and cost … More

e-waste

E-Waste – obsolete and unused electronics. WEEE – Electronic waste, e-waste, e-scrap, or waste electrical and electronic equipment describes discarded … More

early auto racing

Henry Ford raced to victory on a dirt track in Grosse Pointe on Oct. 10 1901, defeating Alexander Winton, the … More

earthquake

Earthquake – a trembling or a shaking movement of the Earth’s surface. Earthquakes occur where the stress exceeds the capacity … More

magnetism

Magnetism is a force that acts at a distance and is caused by a magnetic field. The magnetic force strongly … More