Will pollution kill the Earth before the Sun explodes?
https://www.sciencefocus.com/the-human-body/at-the-current-rate-of-pollution-when-will-the-earth-become-uninhabitable-for-humans/
https://www.livescience.com/22728-pollution-facts.html


What is the difference between Dolphins and Sharks?
https://theydiffer.com/difference-between-shark-and-dolphin/
https://pediaa.com/difference-between-shark-and-dolphin/

How is it we go blind if we look at the sun, but not stars?
https://www.healthline.com/health/staring-at-the-sun#symptoms
https://www.quora.com/Since-stars-are-so-bright-and-we-will-go-blind-if-we-look-at-them-for-too-long-does-this-mean-a-human-floating-around-in-space-wont-be-able-to-open-their-eyes-since-anywhere-he-looks-he-will-go-blind-because-there-are-trillions-of-stars
https://www.livescience.com/20433-solar-eclipse-blind.html


What animal could we remove from the ecosystem without the most disastrous effects?
https://www.smithsonianmag.com/science-nature/northern-white-rhino-brought-back-brink-extinction-180969000/
https://www.scienceabc.com/nature/what-would-happen-if-mosquitoes-went-extinct.html
https://futurism.com/the-byte/gene-hack-mosquitoes-backfiring
https://www.rt.com/news/468981-genetically-modified-mosquito-apocalypse-backfires/


Does anything happen when Freshwater and Saltwater mix?
https://oceanservice.noaa.gov/education/tutorial_estuaries/est05_circulation.html
https://www.whoi.edu/oceanus/feature/where-the-rivers-meet-the-sea/


why does our body react quickly to a cut scrape etc.?
https://www.urmc.rochester.edu/encyclopedia/content.aspx?ContentTypeID=134&ContentID=143
https://advancedtissue.com/2015/05/the-immune-system-and-wound-healing/


What is the largest bug on Earth?
https://ourplnt.com/top-10-largest-insects-earth/
https://animalogic.ca/wild/this-is-the-worlds-heaviest-insect

Why are liquids heavier than solids?
https://www.thoughtco.com/why-is-water-more-dense-than-ice-609433
https://www.pkphysicalscience.com/article/481/9/liquids-and-densitylogin?username=thealberta&password=library


How can you tell if you’re out of invisible ink?
https://www.wonderopolis.org/wonder/how-does-invisible-ink-work-2
https://www.thoughtco.com/make-your-own-invisible-ink-605973


Why do stars stand for ‘Excellence’?
https://www.playprelude.com/the-star-enduring-symbol-of-excellence/

https://books.google.co.uk/books?id=06ALKxX225IC&pg=PA272&lpg=PA272&dq=why+are+stars+symbols+of+excellence?&source=bl&ots=oppiLaCi0O&sig=ACfU3U0ffgEMkLK-UyFbaFHw16MeNH7AAQ&hl=en&sa=X&ved=2ahUKEwjCpIisnPTjAhVIQ8AKHTUMBgM4FBDoATACegQICBAB#v=onepage&q=why%20are%20stars%20symbols%20of%20excellence%3F&f=false
http://symboldictionary.net/?p=1893

https://www.youtube.com/watch?v=kVTPwPh7ioU