Discover interesting facts about how big earthquakes can get, why earthquakes happen, and why they're so hard to predict.

This gravity disparity is largely due to that equatorial bulge creating non-uniform distances from points on the planet's surface to center of the Earth, and to the fact that the Earth spins.

These ten surprising facts remind us of the vast opportunities ... these solutions to ensure the survival and thriving of our planet. What do you think about this topic? Share your thoughts ...

The planets will gradually appear in the pre-dawn sky, forming a tight arc, creating a stunning sight. A rare planetary alignment includes Mercury, Venus, Mars, Jupiter, Saturn, Uranus ...

This rare event offers a chance to witness something immensely spectacular, and here are some lesser-known facts about why this Planet Parade is such a big deal. The Planet Parade of 2025 is a ...

From January to March, the night sky will host a spectacular parade of planets featuring Venus, Mars, Jupiter, Saturn, Uranus, and Neptune. The alignment peaks on January 25 and Mercury joins the ...

Four planets will be widely visible to the naked eye through part of February, but calling them a 'planetary alignment' may not be the full picture.

Rumor has it that as many as six planets will be in a line and visible in the night sky. Unfortunately, this cosmic event may be a cosmic letdown if you're not informed of what you'll actually see ...