On this day: January 4

Published On: Jan 03 2013 05:04:16 PM CST   Updated On: Jan 04 2015 01:00:00 AM CST

Billboard publishes its first music chart, Sputnik falls to Earth, The Beatles record together for the last time, and Nancy Pelosi becomes the first female speaker of the House, all on this day.

OTD January 4 - Burj Khalifa
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Titoni Thomas via WikiMedia

2010: Burj Khalifa, the world's tallest building at 2,722 feet, officially opens in Dubai, United Arab Emirates.

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