article_snippet: The hypothetical scenario finds that when the different densities of Earth’s layers are taken into account, the trip is four minutes shorter than predicted.
article_snippet: When Earth's density is considered, the new estimate is 38 minutes and 11 seconds .
article_snippet: Using these numbers it would take 38 minutes 11 seconds to fall through Earth - four minutes and a second quicker than thought.
article_snippet: The original theory goes like this: If a hole was dug from one point on Earth to the other on the opposite side, it would take 42 minutes and 12 seconds to fall through.
article_snippet: The original theory goes like this: If a hole was dug from one point on Earth to the other on the opposite side, it would take 42 minutes and 12 seconds to fall through - but the new estimate is four minutes and eleven seconds quicker.
article_snippet: Using these new numbers in, Mr Klotz found that the time to fall through Earth was actually 38 minutes and 11 seconds - four minutes and a second quicker than thought.
highlights_snippet: account Earth's changing density .
  