Topic Details (Notes format)

Who discovered the positron?

Which sea creature has no brain or heart?

Which planet is called Earth’s ‘twin’ due to its similar size and mass?

Which element has the chemical symbol "Re"?

Who discovered astatine?

Which famous tower in Pisa, Italy, is known for its tilt?

Who discovered Helicobacter pylori's role in ulcers?

Which two continents does the Isthmus of Panama connect?

Which bone is commonly known as the collarbone?

Who discovered the histone code?