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Showing 10 results from a total of 311

| Issue 53

Elements in focus: helium

Helium: gas of awe, wonder, and worry. Is it time to give this noble gas the respect it deserves?

Ages: 11-14, 14-16, 16-19;
Topics: Physics, Chemistry, Earth science, Science and society
   

| Issue 52

How to understand a COVID-19 test result

A negative result from a medical test means you definitely don’t have the condition, right? Wrong: it depends on the false negative rate of the test and on your individual risk.

Ages: 14-16, 16-19;
Topics: Biology, Health, Science and society
       

| Issue 51

Fusion vs fission

Fusion and fission: both release energy, but how do these processes differ and what are the implications for electricity generation?

Ages: 14-16, 16-19;
Topics: Physics, Chemistry