How were solar cookers invented?

As for solar cooking here in the US, the movement did not have much of a presence or a foundation until about the early 1970s, although there were some scattered documentations of cases of individuals who had built and used solar cookers for experimental and entertainment purposes as far back as the 1940s and 50s. read more

1767 – The First Solar Oven. A solar oven, or solar cooker, uses sunlight to heat meals or drinks. Today’s solar ovens are cheap and popular solutions to prepare meals in parts of the world where access to electricity is limited. These devices are only reliant on sunlight to work – there is no fuel required. Already in 1767, the first solar oven was invented. read more