the sounds on Mars

Check the link to hear some sounds collected by the rover Perseverance.

https://twitter.com/NASA/status/1363937570363740164?s=19

Rover Perseverance and Jezero's Crater

Perseverance first photography of landed site. Credit: NASA/JPL

The Mars' rover, Perseverance, landed and it started to photograph the landscape of Jezero's crater site.

You can check an interactive map of the site here: https://www.esa.int/Science_Exploration/Space_Science/Mars_Express/An_interactive_map_to_explore_Jezero_crater

Or check this video made by ESA/DLR/FU Berlin:

Rover Perseverance

Mission Patch. Credits: NASA

The Rover Perseverance will be landing on Mars in February 18.

In the mean while, you can check information in this flyer or download the PDF

Credits: NASA

understanding colors

In this video Neil deGrasse Tyson explains the Physics behind colors.

You can check this lesson, and create a copy from here (if you like it).

Here is another lesson as well (about light pollution):

ODS Summer School - Project Scenario by José Gonçalves de eufisica

Another educational scenario

World Data of COVID-19 (updated)

Here are the World Data of the decease COVID-19, provoked by SARS-COV-2 virus (presented in the image above).

The graph on the left presents the ratio of deaths by country. You need to multiply by 100 to obtain the percentage of deaths.
The global percentage (by now) is 6.22%. 

You can filter the information directly in the data.

And this is the graph with the percentage of death people by country:

3rd place is for United Kingdom

Experiments @Home

In this times of corona virus, we need to stay at home. 

But, that doesn't mean we can't do some experiments.

Here it is a video to perform some experiments at home: