Russian schoolteacher Konstantin Tsiolkovsky first proposed the idea in around 1898, going on to suggest in a 1903 report that liquid propellants could send rockets higher than previously seen.

The Chinese didn’t believe in the vacuum of space, either. Before European influence, Chinese thinkers held on to the idea that the Earth was flat and square, and surrounded by a spherical heaven.

A unique theatrical production titled Elon Musk and Tsiolkovsky, bringing together the modern tech billionaire and the pioneering figure of Soviet . Tuesday, 02 January 2024 12:17 GMT.

Bearded, profoundly deaf and somewhat eccentric, Tsiolkovsky's theoretical work means he is, for many, the "father of space travel". He died in 1935, and so never saw his research come to fruition ...

Konstantin Chaykin's ThinKing Prototype Might Be the Next Thinnest Mechanical Wristwatch in the World: Boasting an astounding thinness of 1.65mm.

That they may want bread and water, and be astonied one with another, and consume away for their iniquity. And thou, son of man, take thee a sharp knife, take ...

Here are 50 quotes about life to motivate you. Words can hold a lot of power. They can uplift and inspire. Here are 50 quotes about life to motivate you.

Julija Mihailova, the ex-wife of former NHL player Konstantin Koltsov, shared an emotional message on social media after the news of his death at the age of 42 earlier this week.

Aryna Sabalenka said she is heartbroken as she spoke out for the first time on Konstantin Koltsov's death, revealing that she and the former NHL player were "no longer together." ...

Konstantin Koltsov, the former NHL player and boyfriend of world No. 2 tennis star Aryna Sabalenka, died by suicide, the Miami-Dade Police Department has confirmed to PEOPLE ...