Kristjan SalevOct 31, 20215 minHOW DOES A GEIGER COUNTER WORK?The Geiger counter is a useful gadget that helps detect ionizing radiation. It was developed in 1908 by German physicist Hans Wilhelm...
Kristjan SalevOct 10, 20216 minWHAT YOU CAN MEASURE WITH AN EMF METERAn electromagnetic field meter or EMF meter is a gadget that helps us detect electromagnetic fields. Electromagnetic fields are...
Kristjan SalevSep 20, 20215 minHOW DO CLOCKS MEASURE TIMEAtomic clocks are the most accurate time indicators we have today. In order not to mislead the reader, it must be said that this clock in...