Hydrogen was everywhere at the beginning of the universe, ??.??% of all matter. Call it God or the Creator because everything came from it. ??% of the current universe is hydrogen. ??% helium and the remaining two percent is everything else. A central concept in science fiction novels is the collection and fueling of hydrogen…
Caroline Herschel (1750-1848) was a German-born astronomer who discovered the largest number of comets. Carolyn, the sister of the famous astronomer William Herschel, was shocked to see his brother William’s night star observations. In 1828 he was awarded the Gold Medal of the Royal Astronomical Society. Carolina was the first scientist in England to receive…
The V-2 was the world’s first long-range guided ballistic missile. The liquid-propellant rocket engine used to launch the missile was developed in Germany as a “defense weapon” during World War II. Essentially, it was a weapon used to attack the Allies instead of the Allied forces attacking German cities. With the vertical launch of the…
