26
Jun
Manhattan map made easy
by cathybdouglas
No Comments
It’s a grid. Streets run east-west. Avenues run north-south. Famous Fifth Avenue is the center line. Streets lined up east of Fifth Ave are called “east”...
13
Jun
ravens & crows are intelligent
by cathybdouglas
No Comments
These birds figure out puzzles, make and keep tools, and ravens even punish other ravens who aren’t acting nice. The punishment includes purposefully not interacting...
15
May
global warming vs climate change, easy to explain
by cathybdouglas
No Comments
The earth is heating up due to Global Warming (that’s a fact, Jack), and it’s a problem human-made. How so? The sun’s energy bounces off...
24
Apr
stars in sky have birthdays, too
by cathybdouglas
No Comments
For a star to form, it first racks up a bunch of dust & gas in space, then gravity squeezes it until it becomes super,...
14
Apr
first horses were 20 inches tall
by cathybdouglas
No Comments
That was 50 million years ago. They had digits, like fingers, on their legs instead of hooves. The middle digit grew to become the modern...