Caution! The site can't guarantee, that text has age permission. The site is not recommended, if you are less than 18 years old.
The site shows example sentences for English words. How the word or phrase could be used in a sentence?
" ... But first, we need to make life from non-life. This is no small feat, and is one of the greatest puzzles around for natural scientists in all disciplines: the problem of abiogenesis. At some point, this happened for us, whether it happened in space, in the oceans, or in the atmosphere, it happened, as evidenced by our very planet, and its distinctive diversity of life. But thus far, we’ve been unable to create life from non-life in the lab. So it’s not yet possible to say how likely it is, although we’ve taken some amazing steps in recent decades. It could be something that happens on as many as 10–25% of the possible worlds, which means up to 20 billion planets in our galaxy could have life on them. (Including — past or present — others in our own Solar System, like Mars, Europa, Titan or Enceladus.) That’s our optimistic estimate. ... "