Education
Four astronomical discoveries from ancient Greece
The Histories by Herodotus (484BC to 425BC) offers a remarkable window into the world as it was known to the ancient Greeks in the mid-fifth century BC. Almost as interesting as what they knew, however, is what they did not know. This sets the baseline for the remarkable advances in their understanding over the next …
From the pyramids to Stonehenge – were prehistoric people astronomers?
Ever since humans could look up to see the sky, we have been amazed by its beauty and untold mysteries. Naturally then, astronomy is often described as the oldest of the sciences, inspiring people for thousands of years. Celestial phenomena are featured in prehistoric cave paintings. And monuments such as the Great Pyramids of Giza …
QuizMe: Mars Exploration
During the past 60 years humanity has been sending mission after mission to Mars in order to learn more about our neighbor. Now it is your turn to test your knowledge about those missions that have failed to turn up any sign of the little green Martians once popular in science fiction. This latest …
Project: Make a paper Mars helicopter
NASA’s Perseverance Mars rover, launching in July 2020, will carry the first helicopter to the surface of Mars! This helicopter has to be super lightweight to fly on Mars. It also needs large blades that can rotate really fast so it can generate enough lift to overcome the gravity of the Red Planet and lift …
Go outside and view Comet NEOWISE before it disappears for 6800 years
Recently discovered Comet NEOWISE (C/2020 F3) is now putting on a dazzling display in the early evening for skywatchers in the Northern Hemisphere and it is right at prime time, roughly 45 minutes or so after sunset, and showing off a spectacular tail to boot – as it passes through the inner solar system, weather …
QuizMe: The Red Planet
For more than 4,000 years, humans have been gazing upward at Mars. It was only in the past 60 years though that we’ve been able to study the Red Planet in much greater detail with the steady launch of missions to orbit and land upon the planet. Now it is your turn to test your …