Your smartphone, computer and electric car all depend on one thing — critical minerals buried deep underground. But there’s a catch: the mining industry has gotten dramatically worse at discovering new deposits just when we need them...

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"In this sentence, the number of occurrences of the digit 0 is __, of the digit 1 is __, of the digit 2 is __, of the digit 3 is __, of the digit 4 is __, of the digit 5 is __, of the digit 6 is __, of the digit 7 is __, of the digit 8...

Part II of The Scientific Revolution explores the latter half of this movement and the gradual acceptance of scientific truth. This fascinating period of history chronicles European society's emergence from church domination that...

Most of us think of characters in the Bible as either sinners or saints, good or bad. At least that’s how Bible stories are presented to children. In this video, we’ll explore the ways biblical authors present characters as more complex...

In this video, the presenter discusses how to address income inequality through fiscal policies. He explains the Lorenz curve and genie index as tools to measure income inequality, and suggests ways to move the curve closer to the line...