Add new comment

Permalink

The planets' trajectories don't have to be nice and regular as that of the Earth, but can WE complex, wild, and apparently random.

Needs to be changed to
The planets' trajectories don't have to be nice and regular as that of the Earth, but can BE complex, wild, and apparently random.

Filtered HTML

  • Web page addresses and email addresses turn into links automatically.
  • Allowed HTML tags: <a href hreflang> <em> <strong> <cite> <code> <ul type> <ol start type> <li> <dl> <dt> <dd>
  • Lines and paragraphs break automatically.
  • Want facts and want them fast? Our Maths in a minute series explores key mathematical concepts in just a few words.