How does the Earth’s orbit influence our daylight and temperatures? As the Earth orbits the sun, it spins around an axis – picture a stick going through the Earth, from the North Pole to the South ...

Why does the Earth’s tilt create our season? The Earth orbits the Sun, but with a tilt. That tilt is important to those of us on the planet because it creates our seasons. How does that work? What ...

The planet’s rotation fluctuates as it travels around the sun, and measurements suggest we’re losing more than a millisecond during the long days of summer. By Jacey Fortin This article was updated ...