But in the fortnight after the autumnal equinox — and the fortnight before the spring equinox — in the southern hemisphere, you may notice that your radio or TV broadcast briefly drops out.
If you're in a regional area, the internet might be patchy, too. What's going on?
What is an equinox?
If you were standing at the geographic equator and looked up during an equinox, you'd see the Sun pass directly overhead.