logo

Video encyclopedia

Flashback calendar

Balloon enthusiast

American balloonist and atmospheric scientist Malcolm Ross died. He set several altitude records in balloons. In 1961 Ross with colleague Victor Prather reached the altitude 34.7 km. This altitude record has not been surpassed. Their balloon was called Strato-Lab V. The flight lasted 9 hours and 54 minutes.

Heart pacemaker

A pacemaker is a medical device that generates electrical impulses delivered by electrodes to contract the heart muscles and regulate the electrical conduction system of the heart.

Microwave oven patented

A microwave oven is a kitchen appliance that heats and cooks food by exposing it to electromagnetic radiation in the microwave frequency range. Percy Spencer invented the modern microwave oven after World War II from radar technology developed during the ware. It was first sold under the name "Radarange".

Afro made possible

German hairdresser Karl Nessler demonstrates for the first time how to do Permanent wave, often called just “perm.” He had been working on the idea from the year 1896 and tried various chemicals. Finally, he was successful with a mixture of cow urine and water. His perm lasted just five hours.

Early cancer researcher

Otto Warburg was born. He studied the cell and its metabolism, particularly the cancer pathogenesis. He postulated one of the first hypotheses on the origin of cancer. Warburg noticed that cancer cells prefer anaerobic metabolism over aerobic. He considered this to be the main cause of cancer (He was wrong).

Anniversaries of the (in)famous

born 1950

Terry Gou

died 1904

Isabella Bird