The new R-naught number
There's a number used to quantify how fast a virus will spread, the R-naught number. As the coronavirus spread though out the world, we saw how the threat of infection was measured and und...
Current events
Genres
Grade
December 21, 2020 - Great conjunction
Right now, just after sunset, in the southwest sky, you can check out the planets of Jupiter and Saturn as they get closer and closer to each other. They are millions of miles apart but they app...
So just print some more money!
What's the big deal with our deficit?
Do we actually borrow money to cover our debt?
If we do, imagine the interest charges?
Help your students...
Bears Ears revisited
There is some beautiful land in Utah that was changed last year from federally protected land to Utah overseen land. The buttes of Bears Ears (shown above) and the surrounding territory cont...
Louisiana
We recently watched the approach of Hurricane Barry and worried about the fate of Louisiana. After the devastation of Hurricane Katrina, what would another powerful hurricane do to this fragile ...
Madden Glitch
It's the talk of the town. Madden video games have had some issues. Check this one out.
Here's one that has Le'Veon Bell seeming to fly from the Bear's goal line to the center...
Total solar eclipse - apparent sizes
This activity is currently being updated – to be posted before end of April, 2026. Please check again later. Where will the eclipse be seen? What if you are not in the path of totality? &nb...
Giant iceberg breaks off from Antarctica
The crack in Antarctica's Larson C ice shelf has been growing for years (2017). Has the speed of the rift's growth stayed about the same? increased? dec...