Signore Galilei

You might have heard that all the ants in the world weigh as much combined as all the humans.

Water in the ocean is constantly in motion.

Several Egyptian gods are depicted with animal heads.

If you were to add up the mass of all the atoms in the Earth, you’d get a number 3 trillion tons more than the Earth’s actual mass.

Let me tell you the story of saints Barlaam and Josaphat of India.

Last week, we talked about how moons in the outer solar system can see total eclipses as good as the ones we see on Earth.

This past week, there was a total solar eclipse, visible from a path stretching along far northern Russia, Greenland, Iceland, and Spain.

Today is August 4th, 2026.

You might already know that atoms are mostly empty space.

We all learned in science class that water freezes at 0 °C or 32 °F at atmospheric pressure.

Let’s consider a person you don’t know.

Last week, we looked at some other things besides the USA that are turning 250 in 2026.

This year, we celebrated the 250th anniversary of the Declaration of Independence, the final text of which was ratified by the Second Continental Congress on July 4th, 1776.