COVID-19 vaccines have been effective at keeping people from getting severely ill and dying from the virus, but they’ve required different boosters to try to keep on top of all of the coronavirus ...

In the absence of effective treatments for COVID-19, many countries have approved the therapeutic use of blood plasma from recovering patients because it contains antibodies against the coronavirus.

While the vaccines against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) are administered, and extensive research is conducted for targeted therapeutics to control the COVID-19 ...

A bad apple can spoil the barrel — unless you do something about it. We have all worked in teams where there is one difficult person. They sabotage teamwork, drag everyone down, and get the worst out ...

I have a small problem (I am not a chemist) - for various reasons we ended up with a 3,000L water tank that has 114kg of ammonia dissolved in it (ammonia as anhydrous before it got dumped into the ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...