Amazing fact about the invention of the lighter
The cigarette lighter was invented before the match.
- Home
- What is the James Webb Space Telescope's mirror made of?
“The James Webb Space Telescope, launched on December 25, 2021, has a 6.5-meter mirror made of 18 gold-coated beryllium segments.”
Reference: NASA
More from this shelf
Who invented the telescope?
Dutch eyeglass maker Hans Lipperhey applied for the first known patent for a telescope in 1608.
Necessity is the mother of Invention, but chocolate can work too.
The microwave was invented after a researcher walked by a radar tube and a chocolate bar melted in his pocket.