Xiulin Ruan, a Purdue University professor of mechanical engineering, holds up his lab’s sample of the whitest paint on record.

This Ultra-White Paint May Someday Replace Air Conditioning

Developed by researchers at Purdue University, the paint reflects 98.1 percent of sunlight

The Dollar lift was 2,360 feet long and rose 634 feet in elevation.

How a Railroad Engineer From Nebraska Invented the World's First Ski Chairlift

The device was part of an elaborate plan on behalf of Union Pacific to boost passenger rail travel in the American West

The Leonids appear to originate from the constellation Leo, but you can see them throughout the night sky.

How to Watch the Dazzling Leonid Meteor Shower This Weekend

The celestial spectacle has been ongoing since the beginning of the month, but it will peak Friday night into early Saturday morning

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