
Gallon of Diesel
A gallon of diesel fuel at US retail pumps, the petroleum product commonly used to power trucks, buses, and diesel engines.
Estimated value as of 2026 · Source: US Retail Diesel Price (YCharts) - Week of April 6, 2026
Fun Fact
Diesel prices have surged 57% in just one year, reaching only the second time in history that the national average has exceeded $5 per gallon—the first being during Russia's 2022 invasion of Ukraine.
Price History
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Californium-252 (per gram)
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Dog Collar
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Fossil Tyrannosaurus Rex Skeleton (Stan)
Nearly complete T-Rex skeleton auctioned for research and display.

Moon Rock Sample (From Apollo 17 Mission)
Lunar basalt specimen collected during humanity's final Apollo mission in 1972.