The missing number is 1,620. The digits in the tens places (green in the figure below) of the numbers in columns 1, 2, 4 and 5 are added together. The total value is represented by the digits in the ...

Here’s a classic brainteaser that I don’t like. What’s the next number in this sequence: 1, 11, 21, 1211, 111221, …? The answer is 312211, because each number describes the digits in the number that ...

WASHINGTON, July 12 (Reuters) - A set of conservative policy proposals known as Project 2025 has become a lightning rod for opponents of Republican presidential candidate Donald Trump as they seek to ...

One spring, after a long winter, an aged elephant lay dying at the bank of a small stream near the coast of what is now ...

Democrats have attacked Donald J. Trump’s ties to the conservative policy plan that would amass power in the executive branch. He has distanced himself from it, and claimed that “I’m not going to read ...

The Broad is planning a $100-million addition to its existing building. It expects to break ground early next year, and the project is slated for completion in time for the 2028 Summer Olympics. What ...

The Jump Game is a puzzle that’s used in technical interviews for software engineering jobs. Think: jobs at Google or Amazon. The applicant needs to write code so that a computer can efficiently solve ...