Topic Details (Notes format)

Which Greek scientist first calculated Earth’s circumference fairly accurately in the 3rd century BC?

Which empire built the city of Vijayanagara (Hampi) in southern India?

Which waterway near Alaska separates Asia (Russia) and North America (USA)?

Who discovered the mechanism of action of aspirin?

Which Norse explorer is credited with being the first European to land in North America around AD 1000?

Who discovered the structure of the synapse?

What phenomenon causes the sky to appear blue?

Who discovered the ancient library of Ashurbanipal?

In which organ are nephrons found, filtering blood and producing urine?

Which is the deepest known canyon in the solar system, located on Mars?