Kalshi $1 Billion March Madness Bracket Challenge for 2026: How to Enter, Rules & Odds

Kalshi is offering $1 billion for a perfect March Madness bracket in 2026. Learn how to enter for free, contest rules, ...

Here's where $60 million Mega Millions winning ticket was sold in Ohio

For the second time in a week, the Mega Millions jackpot has been won. This time in Ohio and on St. Patrick's Day.

How LinkedIn replaced five feed retrieval systems with one LLM model, at 1.3 billion-user scale

How LinkedIn replaced five feed retrieval systems with one LLM model — and what engineers building recommendation pipelines can learn from the redesign.

You Can Approximate Pi by Dropping Needles on the Floor

In this simulation, 66 of the 100 needles crossed a line (you can count ’em). Using this number, we get a value of pi at 3.0303—which is not 3.14—but it's not terrible for just 100 needles. With ...